Massaro Sousa, Lucas ORCID: https://orcid.org/0000-0002-4182-9347, Schulz, CG, Condotta, Rodrigo and do Carmo Ferreira, Maria (2021) On the design of conical hoppers for spent coffee grounds: moisture content and particle-size effects. Journal of Food Engineering, 300:110537. ISSN 0260-8774 (Print), 0260-8774 (Online) (doi:10.1016/j.jfoodeng.2021.110537)