Vergara-Fernández, Alberto O., Erich F. Quiroz, German E. Aroca, and Nelson A. Alarcón-pulido. 2008. “Biological Treatment of Contaminated Air With Toluene in an Airlift Reactor”. Electronic Journal of Biotechnology 11 (4). Valparaíso, Chile:0-0. https://preprints.pucv.cl/index.php/ejbiotechnology/article/view/v11n4-10.