V. T. Phong, L. D. Thuy, and D. T. Phuong Anh, “A preliminary study on the effect of nest exploitation to reproduction of edible-nest swiftlet species population Aerodramus fuciphagus (Thunberg, 1812) in Cu Lao Cham nature reserve, Quang Nam province”, AJB, vol. 37, no. 1, pp. 20–24, Jun. 2015.