Barros, S. S. O., W. P. de Oliveira Júnior, F. F. de Oliveira, N. G. Andrade, R. J. de Oliveira, and M. A. L. Bragança. “The Bee Fauna (Hymenoptera, Apoidea) in Cerrado and Cerrado-Amazon Rainforest Transition Sites in Tocantins State, Northern Region of Brazil”. Biota Neotropica, vol. 22, no. 3, Jan. 2022, //www.biotaneotropica.org.br/BN/article/view/1912.