Jaman, M. F., Hoque, M. N., Sarker, N. J. and Rahman, M. S. (2013) “Ecology and breeding biology of the pond heron, Ardeola grayii (Sykes, 1832) and its conservation aspects”, Journal of the Asiatic Society of Bangladesh, Science, 38(1), pp. 99–109. doi: 10.3329/jasbs.v38i1.15325.