Kajian Ciri-Ciri Biologi Kelulut Tetrigonilla Collina Smith 1857 (Apidae: Melipona) di Hanoi, Vietnam
Pham Hong Thai et.al. Research Center for Tropical Bees and Beekeeping, Vietnam National University, , Hanoi 131000, Vietnam Vietnam Journal of Agricultural Sciences 4, no. 2 (2021): 1067-1076. Ringka...