مقالة · مجلة · 2004
Silvère Augustin Ngouela, Guy Feuya, Jean Claude Tchouankeu, Gaston Achoundong, Raymond B.T. Zambou, Etienne Tsamo و1 آخرون
Bulletin of the Chemical Society of Ethiopia
اقرأه10.4314/bcse.v18i2.61453
كما طُبع: Silvere Ngouela
كما طُبع: Jean C. Tchouankeu