Biodiversity of Western Rhodopes (Bulgaria And Greece): Biodiversity of Bulgaria (Faunistica) 2006 · ENGLISH · PDF View details →
Acarorum Catalogus: Acariformes: Calyptostomatoidea (Calyptostomatidae), Erythraeoidea (Smarididae, Erythraeidae) (Faunistica) 2008 · ENGLISH · PDF View details →
