Kowalczyk, Jan, and Katarzyna Szczepko. “Contribution to the Knowledge of Aculeata сhymenoptea) of łódzkie Voivodeship”. Acta Universitatis Lodziensis. Folia Biologica et Oecologica 4 (January 1, 2008): 147–166. Accessed February 14, 2026. https://czasopisma.uni.lodz.pl/biologica/article/view/18837.