Effects of photobioreactor configuration, nitrogen source and light intensity on the fed-batch cultivation of Arthrospira (Spirulina) platensis: bioenergetic aspects - Bezerra, Raquel Pedrosa; Matsudo, Marcelo Chuei; Sato, Sunao; Perego, Patrizia; Converti, Attilio; Carvalho, João Carlos Monteiro de (Biomass and Bioenergy, 2012)