Grichanov, I. Ya., A. V. Polevoi, and E. I. Ovsyannikova. 2017. “New Records of Dolichopodidae (Diptera) from Valaam Island (Russian Karelia)”. Acta Biologica Sibirica 3 (4), 81-87. https://doi.org/10.14258/abs.v3i4.3633.