@PHDTHESIS{ngnok1994,
url = "
		http://www.theses.fr/1994REIMP205",
title = "Metabolites secondaires d'entandrophragma cylindricum sprague (meliaceae)",
author = "Ngnokam, ",
year = "1994",
note = "Thèse de doctorat dirigée par Massiot, Georges Pharmacie Reims 1994",
note = "1994REIMP205",
}