Petit, Philippe, Esther M. F. Lucas, Lucas M. Abreu, Ludwig H. Pfenning, and Jacqueline A. Takahashi. 2009. “Novel Antimicrobial Secondary Metabolites from a Penicillium Sp. Isolated from Brazilian Cerrado Soil”. Electronic Journal of Biotechnology 12 (4). Valparaíso, Chile:0-0. https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/v12n4-9.