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3. Hydraenidae und Hydrophilidae (Coleoptera) aus der Mongolischen Volksrepublik;Bellstedt;Abh. Ber. Mus. Nat. Gotha,1982
4. Beitrag zur Kenntnis der Dytiscidae und der Haliplidae der Mongolei;Brancucci;Abh. Ber. Mus. Nat. Gotha,1982
5. Dytiscidae et Gyrinidae (Coleoptera) de Mongolie;Guéorguiev;Ann. zoologici,1969