Published in Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1983, in volume 5, issue 2, pages 205-212
Published in Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1996, in volume 18, issue 1-2, pages 35-43