Surkov, V S [Distribution and population density of Ixodes persulcatus ticks in Sakhalin]. [electronic resource] - Meditsinskaia parazitologiia i parazitarnye bolezni - 220-3 p. digital Publication Type: Journal Article ISSN: 0025-8326 Subjects--Topical Terms: EcologyHumansPopulation DensitySiberiaTicks