Articles (2)
- A catalog of the Species of Nomada (Hymenoptera: Apoidea) of the World.A. Byron Alexander, Maximilian Schwarz (1994): A catalog of the Species of Nomada (Hymenoptera: Apoidea) of the World. – Kans.Univ.Sci.Bull. – 55(7): 239 - 270.
- A Catalog of the Species of Nomada (Hymenoptera: Apoidea) of the World.A. Byron Alexander, Maximilian Schwarz (1994): A Catalog of the Species of Nomada (Hymenoptera: Apoidea) of the World. – Kans.Univ.Sci.Bull. – 55(7): 239 - 270.