F. do C. Lamaison, R. Fragata, R. V. Antônio, E. R. Amante, e V. Reginatto, “<b>Pretreatment on anaerobic sludge for enhancement of biohydrogen production from cassava processing wastewater”, Acta Sci. Technol., vol. 36, nº 3, p. 437–444, fev. 2014.