Heliövaara, K., Väisänen, R., Varama, M. and Viitasaari, M. (1992) “Gynandromorphic individuals of <i>Neodiprion sertifer</i> (Hymenoptera, Diprionidae)”, Entomologica Fennica, 3(3), pp. 149–153. doi: 10.33338/ef.83605.