Chowdhry, Babur Z., Dines, Trevor J., Leharne, Stephen A., Ryall, John P., Shadi, Iqbal T. and Withnall, Robert (2011) Vibrational spectroscopy and DFT calculations of N,N′-dicyclohexylcarbodiimide. Journal of Raman Spectroscopy, 42 (2). pp. 230-238. ISSN 0377-0486 (doi:https://doi.org/10.1002/jrs.2674)

Ryall, John P., Dines, Trevor J., Chowdhry, Babur Z., Leharne, Stephen A. and Withnall, Robert (2010) Vibrational spectra and structures of urazole and 4-methylurazole: DFT calculations of the normal modes in aqueous solution and in the solid state, and the influence of hydrogen bonding. Chemical Physics, 373 (3). pp. 219-227. ISSN 0301-0104 (doi:https://doi.org/10.1016/j.chemphys.2010.05.014)

Ryall, John P. (2010) Experimental spectroscopic and theoretical studies of organic compounds and polymeric structures. PhD thesis, University of Greenwich.