Published in Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1985, in volume 7, issue 2, pages 177-193
Published in Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1987, in volume 9, issue 3, pages 273-288