A study of [Au(ethylenediamine)Cl2]Cl interaction with L-methionine and DL-seleno-methionine by 1H and 13C NMR spectroscopy - Al-Maythalony, Bassem A.; Wazeer, Mohamed I. M.; Isab, Anvarhusein A.; Ahmad, Saeed (Spectroscopy, 2010)