Osiadacz B, Hałaj R. First records of gall-inducing aphid <i>Pemphigus populi</i> (Hemiptera: Aphidoidea, Eriosomatidae) in Poland with gall-based key to Central and North European species of the genus. Entomol. Fennica [Internet]. 2014Apr.15 [cited 2024Nov.21];25(1):16-2. Available from: https://journal.fi/entomolfennica/article/view/41466