Study of wastewater of Lima Peru region by physical techniques. Theorēma (Lima, Segunda época, En línea), [S. l.], n. 2, p. 37–44, 2016. Disponível em: https://revistasinvestigacion.unmsm.edu.pe/index.php/Theo/article/view/11961.. Acesso em: 17 jul. 2024.