G. Várkonyi, J. Itämies, and A. Pyörnilä, “<i>Trogus lapidator</i> ( Fabricius) ssp. <i>panzeri</i> Carlson (Hymenoptera, lchneumonidae) in Finland: new rearing records and comments on its distribution”, Entomol. Fennica, vol. 8, no. 1, pp. 5–6, Jan. 1997.