Colonizing the east and the west: distribution and niche properties of a dwarf Asian honey bee invading Africa, the Middle East, the Malay Peninsula, and Taiwan.

Silva, D. P., Castro, A. C. F., Vilela, B., Ong XinRui, Thomas, J. C., Alqarni, A. S., Engel, M. S., Ascher, J. S., (2020). Apidologie 51(1), 75-87. Springer-Verlag, Paris, France. English language

A checklist of the bees of Massachusetts (Hymenoptera: Apoidea: Anthophila).

Veit, M. F., Ascher, J. S., Milam, J., Morrison, F. R., Goldstein, P. Z., (2021). Journal of the Kansas Entomological Society 94(2), 81-157. Kansas Entomological Society, Lawrence, USA. English language

The bee fauna of residential gardens in a suburb of New York City (Hymenoptera: Apoidea).

Fetridge, E. D., Ascher, J. S., Langellotto, G. A., (2008). Annals of the Entomological Society of America 101(6), 1067-1077. Entomological Society of America, Lanham, USA. English language

Bees of Wisconsin (Hymenoptera: Apoidea: Anthophila).

Wolf, A. T., Ascher, J. S., (2008). Great Lakes Entomologist 41(3/4), 129-168. Michigan Entomological Society, East Lansing, USA. English language

Phylogeny, historical biogeography, and character evolution in bumble bees (Bombus: Apidae) based on simultaneous analysis of three nuclear gene sequences.

Kawakita, A., Sota, T., Ito, M., Ascher, J. S., Tanaka, H., Kato, M., Roubik, D. W., (2004). Molecular Phylogenetic Evolution 31, 799-804. English language

Phylogeny, historical biogeography, and character evolution in bumble bees (Bombus: Apidae) based on simultaneous analysis of three nuclear gene sequences.

Kawakita, A., Sota, T., Ito, M., Ascher, J. S., Tanaka, H., Kato, M., Roubik, D. W., (2004). Molecular Phylogenetics and Evolution 31(2), 799-804. Academic Press, Orlando, USA. English language