title: [E.S. Smirnov's taxonomic analysis as a means of studying a natural system].
mesh_terms: D002965:Classification; D004175:Diptera / Q000145:classification; D008433:Mathematics
vernacular_title: Taksonomicheskiĭ analiz E.S. Smirnova kak sredstvo izucheniia estestvennoĭ sistemy