Fraysse, L., and C. Galkowski. “Description of the Male in the Ant Proformica Longipilosa Galkowski Et al., 2017 (Hymenoptera, Formicidae, Formicinae) and Notes on European Proformica”. Sociobiology, vol. 72, no. 3, Sept. 2025, p. e11663, doi:10.13102/sociobiology.v72i3.11663.