MICHENER, C. D. An Interesting Method of Pollen Collecting by Bees from Flowers with Tubular Anthers. Revista de Biología Tropical, [S. l.], v. 10, n. 2, p. 167–175, 1962. DOI: 10.15517/rev.biol.trop.1962.31044. Disponível em: https://revistas.ucr.ac.cr/index.php/rbt/article/view/31044. Acesso em: 6 jul. 2024.