TRIPODI, Amber D.; SZALANSKI, Allen L. The bumble bees (Hymenoptera: Apidae: Bombus) of Arkansas, fifty years later. Journal of Melittology, [S. l.], n. 50, p. 1–17, 2015. DOI: 10.17161/jom.v0i50.4834. Disponível em: https://journals.ku.edu/melittology/article/view/4834.. Acesso em: 2 may. 2024.