Candello, F. P., J. R. Guimarães, and E. A. A. Nour. “Earthworm Avoidance Behavior to Antimicrobial Sulfadiazine on Tropical Artificial Soil”. Ecotoxicology and Environmental Contamination, vol. 13, no. 2, May 2018, pp. 69-75, doi:10.5132/eec.2018.02.09.