. . . "Nikolai Khokhlov" . . . . . . . . . . . . . . . . . . . . . . "Nikolay Yevgenyevich Khokhlov" . . . . . "1922" . . . . "1922-06-07" . "Nikolai Khokhlov" . . "Nikolai Kruglov" . . . . . . "2007-09-17" . . "2007" . . . .