Published in Bulletin du Muséum National d’Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1994, in volume 16, issue 2-4, pages 343-348
Published in Bulletin du Muséum National d’Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1985, in volume 7, issue 1, pages 111-112