. . "Mihail Naumovič Kogan"@pl-PL . "Michail N. Kogan" . "Mikhail Naumovich Kogan" . . "M. N." . "Michail N. Kogan" . . . . "Mikhail N. Kogan" . "Kogan, M. N. (Mikhail Naumovich)" . "Mikhail N. Kogan" . . "Naumovich"@en . "Michail Naumovič Kogan"@de-DE . "Michail N." . "M." . . "M.N" . "Michail" . "Mikhail N." . "Mikhail"@en . . . "Naumovič" . "Mikhail Naumovich Kogan"@en . "Kogan"@en . "M. N. Kogan"@en-US . "Mikhail Naumovič Kogan" . "M. N. Kogan" . "Mihail" . . "Mikhail Naumovich" . "M.N Kogan" . "N." .