1. Standard Methods for the Examination of Waters and Wastewaters;APHA,1985
2. Cultivation on sewage of microalgae harvestable by microstrainers;Benemann,1980
3. L'Algotheque du Laboratoire de Cryptogamie de Muséum National d'Histoire Naturelle;Bourrely,1948
4. The cultivation of Spirulina platensis on fermented swine manure;Chiu,1980