Danforth, Bryan N.; Cardinal, Sophie; Praz, Christophe; Almeida, Eduardo A.B.; Michez, Denis (2013). «The Impact of Molecular Data on Our Understanding of Bee Phylogeny and Evolution». Annual Review of Entomology58 (1): 57-78. ISSN0066-4170. doi:10.1146/annurev-ento-120811-153633.
Pabalan, N.; Davey, K.G.; Packer, L. (2000). «Escalation of Aggressive Interactions During Staged Encounters in Halictus ligatus Say (Hymenoptera: Halictidae), with a Comparison of Circle Tube Behaviors with Other Halictine Species». Journal of Insect Behavior13 (5): 627-650. doi:10.1023/a:1007868725551.
Richards, M. H. (2003). «Variable worker behaviour in the weakly eusocial sweat bee, Halictus sexcinctus Fabricius». Insectes Sociaux50 (4): 361-364. doi:10.1007/s00040-003-0691-3.
Danforth, Bryan N.; Cardinal, Sophie; Praz, Christophe; Almeida, Eduardo A.B.; Michez, Denis (2013). «The Impact of Molecular Data on Our Understanding of Bee Phylogeny and Evolution». Annual Review of Entomology58 (1): 57-78. ISSN0066-4170. doi:10.1146/annurev-ento-120811-153633.
Engel, M.S. (1995). «Neocorynura electra, a New Fossil Bee Species from Dominican Amber (Hymenoptera:Halictidae)». Journal of the New York Entomological Society103 (3): 317-323. JSTOR25010174.