L. C. Rocha-Filho, A. C. Martins, and P. Marchi, “Notes on a nest of Megachile (Moureapis) apicipennis Schrottky (Megachilidae) constructed in an abandoned gallery of Xylocopa Frontalis (Olivier) (Apidae)”, Sociobiology, vol. 64, no. 4, pp. 488–491, Dec. 2017.