Sousa, Sandriel Costa, et al. “From 1900 to 2000: History of Earthworm Taxonomy in the North and Northeast of Brazil and Its Current Distribution in Brazilian Biomes”. Arquivos De Zoologia, vol. 51, no. 3, June 2020, pp. 21-29, https://doi.org/10.11606/2176-7793/2020.51.03.