Masin, C. E., F. R. Momo, C. S. Zalazar, and A. R. Rodríguez. “Current Knowledge of Earthworm Richness and Distribution in Santa Fe Province, Argentina”. Revista De Biología Tropical, vol. 66, no. 3, Sept. 2018, pp. 1171–1181, doi:10.15517/rbt.v66i3.31010.