Shmelev, G.P. 1975 Morphology and metamorphosis of the willow scale - Pulvinaria salicicola Borchs. (Homoptera, Coccoidea, Coccidae).. Entomologiya Tadzhikistana. Donish Dushanbe
Shmelev, G.P. 1975 Morphology and metamorphosis of the willow scale - Pulvinaria salicicola Borchs. (Homoptera, Coccoidea, Coccidae).. Entomologiya Tadzhikistana. Donish Dushanbe