Items where Author is "Yang, Jin"
Up a level |
age-structured model
Yang, Jin, Chen, Zhou, Tan, Yuanshan, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2023) Threshold dynamics of an age-structured infectious disease model with limited medical resources. Mathematics and Computers in Simulation, 214. pp. 114-132. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2023.07.003)
Bifurcation
Yang, Jin, Tan, Yuanshan and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2020) Complexities and bifurcations induced by drug responses in a pulsed tumour-immune model. International Journal of Bifurcation and Chaos (ijbc), 30 (7):2050104. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127420501047)
bifurcations
Guan, Likud, Yang, Jin, Tan, Yuanshun, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2022) Bifurcation analysis of a tumour-immune model with nonlinear killing rate as state-dependent feedback control. International Journal of Bifurcation and Chaos, 32 (10):2250155. pp. 1-19. ISSN 0218-1274 (doi:https://doi.org/10.1142/S0218127422501553)
blood glucose level
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling the regulatory system for diabetes mellitus with a threshold window. Communications in Nonlinear Science and Numerical Simulation, 22 (1-3). pp. 478-491. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2014.08.012)
Canard cycle
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2013) Global stability and sliding bifurcations of a non-smooth Gause predator–prey system. Applied Mathematics and Computation, 224. pp. 9-20. ISSN 0096-3003 (doi:https://doi.org/10.1016/j.amc.2013.08.024)
cancer
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling pulsed immunotherapy of tumour–immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2014) Modelling pulsed immunotherapy of tumour-immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
cancer model
Chen, Lin, Yang, Jin, Tan, Yuanshan, Liu, Zijian and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2022) Stationary distribution and persistence of a stochastic mathematical model for prostate cancer with pulsed therapy. Applied Mathematical Modelling, 114. pp. 162-188. ISSN 0307-904X (Print), 1872-8480 (Online) (doi:https://doi.org/10.1016/j.apm.2022.10.007)
Chemotherapeutic dose response
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Modelling effects of a chemotherapeutic dose response on a stochastic tumour-immune model. Chaos, Solitons & Fractals, 123. pp. 1-13. ISSN 0960-0779 (doi:https://doi.org/10.1016/j.chaos.2019.03.029)
combined therapy
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling pulsed immunotherapy of tumour–immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2014) Modelling pulsed immunotherapy of tumour-immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
Critical glucose threshold
Yang, Jin, Tang, Sanyi and Cheke, Robert ORCID: 0000-0002-7437-1934 (2016) The regulatory system for diabetes mellitus: Modeling rates of glucose infusions and insulin injections. Communications in Nonlinear Science and Numerical Simulation, 37. pp. 305-325. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2016.02.001)
Dengue fever
Yang, Jin, Chen, Zhou, Tan, Yuanshan, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2023) Threshold dynamics of a stochastic mathematical model for Wolbachia infections. Journal of Biological Dynamics, 17 (1):2231967. pp. 1-16. ISSN 1751-3758 (Print), 1751-3766 (Online) (doi:https://doi.org/10.1080/17513758.2023.2231967)
Diabetes
Yang, Jin, Tang, Sanyi and Cheke, Robert ORCID: 0000-0002-7437-1934 (2016) The regulatory system for diabetes mellitus: Modeling rates of glucose infusions and insulin injections. Communications in Nonlinear Science and Numerical Simulation, 37. pp. 305-325. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2016.02.001)
Drug response
Yang, Jin, Tan, Yuanshan and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2020) Complexities and bifurcations induced by drug responses in a pulsed tumour-immune model. International Journal of Bifurcation and Chaos (ijbc), 30 (7):2050104. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127420501047)
duration
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling the regulatory system for diabetes mellitus with a threshold window. Communications in Nonlinear Science and Numerical Simulation, 22 (1-3). pp. 478-491. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2014.08.012)
Eradication and persistence
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Modelling effects of a chemotherapeutic dose response on a stochastic tumour-immune model. Chaos, Solitons & Fractals, 123. pp. 1-13. ISSN 0960-0779 (doi:https://doi.org/10.1016/j.chaos.2019.03.029)
ergodicity
Yang, Jin, Chen, Zhou, Tan, Yuanshan, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2023) Threshold dynamics of a stochastic mathematical model for Wolbachia infections. Journal of Biological Dynamics, 17 (1):2231967. pp. 1-16. ISSN 1751-3758 (Print), 1751-3766 (Online) (doi:https://doi.org/10.1080/17513758.2023.2231967)
Extinction and persistence
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Thresholds for extinction and proliferation in a stochastic tumour-immune model with pulsed comprehensive therapy. Communications in Nonlinear Science and Numerical Simulation, 73. pp. 363-378. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2019.02.025)
extinction and permanence
Chen, Lin, Yang, Jin, Tan, Yuanshan, Liu, Zijian and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2022) Stationary distribution and persistence of a stochastic mathematical model for prostate cancer with pulsed therapy. Applied Mathematical Modelling, 114. pp. 162-188. ISSN 0307-904X (Print), 1872-8480 (Online) (doi:https://doi.org/10.1016/j.apm.2022.10.007)
Filippov system
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2013) Global stability and sliding bifurcations of a non-smooth Gause predator–prey system. Applied Mathematics and Computation, 224. pp. 9-20. ISSN 0096-3003 (doi:https://doi.org/10.1016/j.amc.2013.08.024)
global stability
Yang, Jin, Chen, Zhou, Tan, Yuanshan, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2023) Threshold dynamics of an age-structured infectious disease model with limited medical resources. Mathematics and Computers in Simulation, 214. pp. 114-132. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2023.07.003)
Glucose infusion
Yang, Jin, Tang, Sanyi and Cheke, Robert ORCID: 0000-0002-7437-1934 (2016) The regulatory system for diabetes mellitus: Modeling rates of glucose infusions and insulin injections. Communications in Nonlinear Science and Numerical Simulation, 37. pp. 305-325. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2016.02.001)
glucose-insulin model
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling the regulatory system for diabetes mellitus with a threshold window. Communications in Nonlinear Science and Numerical Simulation, 22 (1-3). pp. 478-491. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2014.08.012)
Glucose-insulin system
Yang, Jin, Tang, Sanyi and Cheke, Robert ORCID: 0000-0002-7437-1934 (2016) The regulatory system for diabetes mellitus: Modeling rates of glucose infusions and insulin injections. Communications in Nonlinear Science and Numerical Simulation, 37. pp. 305-325. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2016.02.001)
immunotherapy
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling pulsed immunotherapy of tumour–immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2014) Modelling pulsed immunotherapy of tumour-immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
impulsive chemostat model
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Complex dynamics of an impulsive chemostat model. International Journal of Bifurcation and Chaos (ijbc), 29 (8):1950101. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127419501013)
Insulin injection
Yang, Jin, Tang, Sanyi and Cheke, Robert ORCID: 0000-0002-7437-1934 (2016) The regulatory system for diabetes mellitus: Modeling rates of glucose infusions and insulin injections. Communications in Nonlinear Science and Numerical Simulation, 37. pp. 305-325. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2016.02.001)
insulin therapy
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling the regulatory system for diabetes mellitus with a threshold window. Communications in Nonlinear Science and Numerical Simulation, 22 (1-3). pp. 478-491. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2014.08.012)
Limit cycle
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2013) Global stability and sliding bifurcations of a non-smooth Gause predator–prey system. Applied Mathematics and Computation, 224. pp. 9-20. ISSN 0096-3003 (doi:https://doi.org/10.1016/j.amc.2013.08.024)
limited medical resources
Yang, Jin, Chen, Zhou, Tan, Yuanshan, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2023) Threshold dynamics of an age-structured infectious disease model with limited medical resources. Mathematics and Computers in Simulation, 214. pp. 114-132. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2023.07.003)
Lyapunov function
Yang, Jin, Chen, Zhou, Tan, Yuanshan, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2023) Threshold dynamics of an age-structured infectious disease model with limited medical resources. Mathematics and Computers in Simulation, 214. pp. 114-132. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2023.07.003)
Yang, Jin, Chen, Zhou, Tan, Yuanshan, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2023) Threshold dynamics of a stochastic mathematical model for Wolbachia infections. Journal of Biological Dynamics, 17 (1):2231967. pp. 1-16. ISSN 1751-3758 (Print), 1751-3766 (Online) (doi:https://doi.org/10.1080/17513758.2023.2231967)
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Modelling effects of a chemotherapeutic dose response on a stochastic tumour-immune model. Chaos, Solitons & Fractals, 123. pp. 1-13. ISSN 0960-0779 (doi:https://doi.org/10.1016/j.chaos.2019.03.029)
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Thresholds for extinction and proliferation in a stochastic tumour-immune model with pulsed comprehensive therapy. Communications in Nonlinear Science and Numerical Simulation, 73. pp. 363-378. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2019.02.025)
nonlinear feedback control
Guan, Likud, Yang, Jin, Tan, Yuanshun, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2022) Bifurcation analysis of a tumour-immune model with nonlinear killing rate as state-dependent feedback control. International Journal of Bifurcation and Chaos, 32 (10):2250155. pp. 1-19. ISSN 0218-1274 (doi:https://doi.org/10.1142/S0218127422501553)
order-k periodic solution
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Complex dynamics of an impulsive chemostat model. International Journal of Bifurcation and Chaos (ijbc), 29 (8):1950101. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127419501013)
periodic solution
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling pulsed immunotherapy of tumour–immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2014) Modelling pulsed immunotherapy of tumour-immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
Poincare map
Guan, Likud, Yang, Jin, Tan, Yuanshun, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2022) Bifurcation analysis of a tumour-immune model with nonlinear killing rate as state-dependent feedback control. International Journal of Bifurcation and Chaos, 32 (10):2250155. pp. 1-19. ISSN 0218-1274 (doi:https://doi.org/10.1142/S0218127422501553)
Yang, Jin, Tan, Yuanshan and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2020) Complexities and bifurcations induced by drug responses in a pulsed tumour-immune model. International Journal of Bifurcation and Chaos (ijbc), 30 (7):2050104. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127420501047)
Poincar´e map
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Complex dynamics of an impulsive chemostat model. International Journal of Bifurcation and Chaos (ijbc), 29 (8):1950101. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127419501013)
population replacement
Yang, Jin, Chen, Zhou, Tan, Yuanshan, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2023) Threshold dynamics of a stochastic mathematical model for Wolbachia infections. Journal of Biological Dynamics, 17 (1):2231967. pp. 1-16. ISSN 1751-3758 (Print), 1751-3766 (Online) (doi:https://doi.org/10.1080/17513758.2023.2231967)
Prostate cancer
Chen, Lin, Yang, Jin, Tan, Yuanshun, Liu, Zijian and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2021) Threshold dynamics of a stochastic model of intermittent androgen deprivation therapy for prostate cancer. Communications in Nonlinear Science and Numerical Simulation, 100:105856. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2021.105856)
pulsed therapy
Chen, Lin, Yang, Jin, Tan, Yuanshan, Liu, Zijian and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2022) Stationary distribution and persistence of a stochastic mathematical model for prostate cancer with pulsed therapy. Applied Mathematical Modelling, 114. pp. 162-188. ISSN 0307-904X (Print), 1872-8480 (Online) (doi:https://doi.org/10.1016/j.apm.2022.10.007)
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Thresholds for extinction and proliferation in a stochastic tumour-immune model with pulsed comprehensive therapy. Communications in Nonlinear Science and Numerical Simulation, 73. pp. 363-378. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2019.02.025)
Refuge
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2013) Global stability and sliding bifurcations of a non-smooth Gause predator–prey system. Applied Mathematics and Computation, 224. pp. 9-20. ISSN 0096-3003 (doi:https://doi.org/10.1016/j.amc.2013.08.024)
sliding bifurcation
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling the regulatory system for diabetes mellitus with a threshold window. Communications in Nonlinear Science and Numerical Simulation, 22 (1-3). pp. 478-491. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2014.08.012)
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2013) Global stability and sliding bifurcations of a non-smooth Gause predator–prey system. Applied Mathematics and Computation, 224. pp. 9-20. ISSN 0096-3003 (doi:https://doi.org/10.1016/j.amc.2013.08.024)
stability
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Complex dynamics of an impulsive chemostat model. International Journal of Bifurcation and Chaos (ijbc), 29 (8):1950101. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127419501013)
stationary distribution
Chen, Lin, Yang, Jin, Tan, Yuanshan, Liu, Zijian and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2022) Stationary distribution and persistence of a stochastic mathematical model for prostate cancer with pulsed therapy. Applied Mathematical Modelling, 114. pp. 162-188. ISSN 0307-904X (Print), 1872-8480 (Online) (doi:https://doi.org/10.1016/j.apm.2022.10.007)
Chen, Lin, Yang, Jin, Tan, Yuanshun, Liu, Zijian and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2021) Threshold dynamics of a stochastic model of intermittent androgen deprivation therapy for prostate cancer. Communications in Nonlinear Science and Numerical Simulation, 100:105856. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2021.105856)
Stochastic dynamical model
Chen, Lin, Yang, Jin, Tan, Yuanshun, Liu, Zijian and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2021) Threshold dynamics of a stochastic model of intermittent androgen deprivation therapy for prostate cancer. Communications in Nonlinear Science and Numerical Simulation, 100:105856. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2021.105856)
Stochastic tumour-immune model
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Thresholds for extinction and proliferation in a stochastic tumour-immune model with pulsed comprehensive therapy. Communications in Nonlinear Science and Numerical Simulation, 73. pp. 363-378. ISSN 1007-5704 (Print), 1878-7274 (Online) (doi:https://doi.org/10.1016/j.cnsns.2019.02.025)
Stochastic tumour-immune system
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Modelling effects of a chemotherapeutic dose response on a stochastic tumour-immune model. Chaos, Solitons & Fractals, 123. pp. 1-13. ISSN 0960-0779 (doi:https://doi.org/10.1016/j.chaos.2019.03.029)
threshold
Yang, Jin, Tang, Sanyi and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2015) Modelling pulsed immunotherapy of tumour–immune interaction. Mathematics and Computers in Simulation, 109. pp. 92-112. ISSN 0378-4754 (doi:https://doi.org/10.1016/j.matcom.2014.09.001)
Threshold dynamics
Chen, Lin, Yang, Jin, Tan, Yuanshun, Liu, Zijian and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2021) Threshold dynamics of a stochastic model of intermittent androgen deprivation therapy for prostate cancer. Communications in Nonlinear Science and Numerical Simulation, 100:105856. ISSN 1007-5704 (doi:https://doi.org/10.1016/j.cnsns.2021.105856)
transcritical bifurcation
Yang, Jin, Tan, Yuanshun and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2019) Complex dynamics of an impulsive chemostat model. International Journal of Bifurcation and Chaos (ijbc), 29 (8):1950101. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127419501013)
Tumour-immune model
Guan, Likud, Yang, Jin, Tan, Yuanshun, Liu, Zijian and Cheke, Robert ORCID: 0000-0002-7437-1934 (2022) Bifurcation analysis of a tumour-immune model with nonlinear killing rate as state-dependent feedback control. International Journal of Bifurcation and Chaos, 32 (10):2250155. pp. 1-19. ISSN 0218-1274 (doi:https://doi.org/10.1142/S0218127422501553)
Yang, Jin, Tan, Yuanshan and Cheke, Robert A. ORCID: 0000-0002-7437-1934 (2020) Complexities and bifurcations induced by drug responses in a pulsed tumour-immune model. International Journal of Bifurcation and Chaos (ijbc), 30 (7):2050104. ISSN 0218-1274 (Print), 1793-6551 (Online) (doi:https://doi.org/10.1142/S0218127420501047)