Neves, E. L. das, Silva, F. O. da, Teixeira, A. F. R. and Viana, B. F. (2006) “Aspects of nesting biology and flower resource use by Xylocopa (Neoxylocopa) grisescens Lepeletier, 1841 (Hymenoptera: Apidae: Xylocopini) in continental sand dunes from medium San Francisco River, Bahia, Brazil”, SITIENTIBUS série Ciências Biológicas, 6(2), pp. 95–100. doi: 10.13102/scb8162.