Barreto, Lílian Santos, and Marina Siqueira de Castro. “Ecology of Nesting of Bees of the Genus Partamona in Caatinga, Milagres, Bahia”. Biota Neotropica, vol. 7, no. 1, Jan. 2007, https://www.biotaneotropica.org.br/BN/article/view/256.