. . . "Ananʹevich"@en . "Yu. A. Duzhnikov" . "Duzhnikov, I︠U︡. A. (I︠U︡riĭ Ananʹevich)" . . "Yury" . "I︠U︡. A. Duzhnikov"@en . "Yury Duzhnikov" . "I︠U︡riĭ Ananʹevich Duzhnikov" . "I︠U︡riĭ Ananʹevich" . "I︠U︡riĭ"@en . "Duzhnikov"@en . "Yu. A." . . . "I︠U︡riĭ Ananʹevich Duzhnikov"@en .