1. F. Ruttner, Biogeoraphy and taxonomy of honeybees (Springer-Verlag, Berlin, Heidelberg, 1988), pp. 284.
2. T. Inoue, Adri, and S. Salmah, “Nest site selection and reproductive ecology of the Asian Honey Bee, A. cerana indica, in central Sumatra,” In Natural History of Socail Wasps and Bees in Equatorial Sumatra, edited by S. F. Sakagami et al. (Hokkaido University Press, Sapporo, 1990), pp. 219–232.
3. S. Salmah, T. Inoue, and S. F. Sakagami, “An analysis of aphid bee richness (Apidae) in Central Sumatra,” In Natural History of Socail Wasps and Bees in Equatorial Sumatra, edited by S. F. Sakagami et al. (Hokkaido University Press, Sapporo, 1990), pp. 139–174.
4. M. Lacey, “Developmen of specific agregation lure for Apis cerana javana” Final Report. Rural Industries Research and Development Cooporative (RIRDC) Project No. CSE-81A. Australian Government, 2004.
5. D. Yanega, and R. K. Gupta, Genus Apis Linaeus (Departement of Entomology, Entomology Research Museum University of California & Departement Zoology Jainarain Vyas University, Jodhpur India, 2012).