Romain Le Divelec (2022)
A taxonomic account on the Hylaeus gibbus species-group (Hymenoptera: Apoidea: Colletidae).
Annales de la Société entomologique de France (N.S.)58: 229.
DOI: 10.1080/00379271.2022.2085627
Mohammad Allahverdi, Vladimir G. Radchenko, Lida Fekrat, Hossein Sadeghi Namaghi, Ahmad Nadimi (2022)
A Checklist of the bees of the genus Hylaeus Fabricius, 1793 (Hymenoptera: Apoidea: Colletidae) of Iran.
Journal of Insect Biodiversity and Systematics8: 15.
DOI: 10.52547/jibs.8.1.15