GUNASEKARAN, S.; POORNIAMMAL, R. Optimization of fermentation conditions for red pigment production from <I>Penicillium sp</I>. under submerged cultivation. African Journal of Biotechnology, [S. l.], v. 7, n. 12, 2010. DOI: 10.5897/ajb2008.000-5037. Disponível em: https://www.ajol.info/index.php/ajb/article/view/58846. Acesso em: 23 aug. 2026.