1.
Pohtio I, Teräs I. Bumblebee visits to different colour morphs of the Washington lupine, <i>Lupinus polyphyllus</i>. Entomol. Fennica [Internet]. 1995Sep.1 [cited 2024Nov.25];6(2-3):139-51. Available from: https://journal.fi/entomolfennica/article/view/83851