Published in Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1985, in volume 7, issue 3, pages 331-336
Published in Bulletin du Muséum National d'Histoire Naturelle Section B,Adansonia, botanique, phytochimie, in 1981, in volume 3, issue 4, pages 461-472