Espinoza-Navarro, O., and E. Bustos-Obregón. “Environmental Risk and Toxicity Effect of Organophosphorus Insecticides on Male Red Earthworm (Eisenia Foetida)”. International Journal of Medical and Surgical Sciences 2, no. 4 (December 1, 2015): 723–729. Accessed December 2, 2024. https://revistas.uautonoma.cl/index.php/ijmss/article/view/173.