Chuttong, B., N. Buawangpong, and M. Burgett. “Drone Production by the Giant Honey Bee Apis Dorsata F. (Hymenoptera: Apidae)”. Sociobiology, vol. 66, no. 3, Nov. 2019, pp. 475-9, doi:10.13102/sociobiology.v66i3.4355.