Nieminen, M., C. Hansson, M. Kekkonen, and V. Vikberg. “Mesopolobus Incultus Auct. (Hymenoptera: Pteromalidae) Contains Two Distinct Species: Mesopolobus Incultus (Walker, 1834) and Mesopolobus Amyntor (Walker, 1845)”. Entomologica Fennica, vol. 29, no. 4, Dec. 2018, pp. 175-83, doi:10.33338/ef.77303.