The use of the carbon/nitrogen ratio and specific organic loading rate as tools for improving biohydrogen production in fixed-bed reactors - Rojas, Melida Del Pilar Anzola; Fonseca, Samantha Gonçalves da; Silva, Cynthia Canedo da; Oliveira, Valéria Maia de; Zaiat, Marcelo (Biotechnology Reports, 2015)