NASCIMENTO, N. D. O.; NALINI JUNIOR, H. A.; ATAIDE, F.; ABREU, A. T.; ANTONINI, Y. Pollen storage by stingless bees as an environmental marker for metal contamination: spatial and temporal distribution of metal elements. Sociobiology, Feira de Santana, Brazil, v. 65, n. 2, p. 259–270, 2018. DOI: 10.13102/sociobiology.v65i2.2078. Disponível em: http://periodicos.uefs.br/index.php/sociobiology/article/view/2078. Acesso em: 19 may. 2022.