Santos, C.F. dos, Menezes, C., Vollet-Neto, A. and Imperatriz-Fonseca, V.L. 2014. Congregation Sites and Sleeping Roost of Male Stingless Bees (Hymenoptera: Apidae: Meliponini). Sociobiology. 61, 1 (May 2014), 115–118. DOI:https://doi.org/10.13102/sociobiology.v61i1.115-118.