This publication about two new Aloe from Madagascar (Aloe Bernadettae and Aloe Bosseri) was published in Adansonia (série 3, 2000, 22(1):135-138 ), journal of the National french Museum of Natural History. It is available on the MNHN website http://www.mnhn.fr/publication/adanson/a00n1a10.html, and also here :