File:Borowiec, L., Lapeva-Gjonova, A. et al. 2019. Three species of Aphaenogaster new to the Bulgarian fauna.pdf

Summary
Borowiec, L., Lapeva-Gjonova, A., Salata, S. 2019. Three Species of Aphaenogaster Mayr, 1853 (Hymenoptera: Formicidae) New to the Bulgarian Fauna. Acta Zoologica Bulgarica 71(4): 613-616.