. . . "Stephenson, G. Richard (19..-.... ; chimiste)" . "Chimiste. En poste \u00E0 la School of chemical sciences, University of East Anglia, Norwich, GB (en 1991)" . "0000000032944568" . . . "Stephenson" . "G. Richard" . . "G. Richard Stephenson" . . "12344072"^^ .