Gálvez-Chan, R. A. 2013. “Treatment With Extract of Azadirachta Indica in Swine Wastewater Contaminated With Salmonella Typhi”. Revista Latinoamericana De Recursos Naturales 9 (1), 62-69. https://revista.itson.edu.mx/index.php/rlrn/article/view/212.