"O. A." . "Oleg Alekseevich Mudrak" . . "Oleg A. Mudrak" . "О. А" . "Alekseevič" . "A."@en . "Moudrak" . . . "Oleg Alekseevich" . "O."@en . "Oleg Alekseevitch" . "Олег Алексеевич Мудрак" . . "Oleg Aleksejevič Mudrak"@cs-CZ . "Oleg Mudrak"@nl-NL . "О. А." . "Oleg Mudrak" . "Олег Алексеевич" . "Mudrak"@fr-FR . "Moudrak" . "О. А. Мудрак" . . "О. А Мудрак" . . "Oleg" . "Mudrak" . "O. A. Mudrak" . "О." . . "O. A. Mudrak"@en . . "О. А. Мудрак" . . "Mudrak, O.A. (Oleg Alekseevič)" . "O.A. Mudrak" . "Oleg Alekseevič Mudrak"@pl-PL . . "Мудрак" . "Oleg Alekseevitch Moudrak" . "Mudrak"@en . "А." . "1900" . "O.A." . . . . .