. . "G.S. Petrov" . "1927"^^ . "Petrov" . "G.S." . _:B3459ff36cd69356ac1ac06940fc266c0 . "1868"^^ . "Petrov, Grigorije" . "Petrov, G.S. (1868-1927)" . "Petrov, Grigorij Spiridonovič" . "Petrow, G.S." . "Petrov, Grigorij" . . . _:B3459ff36cd69356ac1ac06940fc266c0 . _:B3459ff36cd69356ac1ac06940fc266c0 . _:B3459ff36cd69356ac1ac06940fc266c0 "2023-05-22"^^ . _:B3459ff36cd69356ac1ac06940fc266c0 . _:B3459ff36cd69356ac1ac06940fc266c0 . _:B3459ff36cd69356ac1ac06940fc266c0 "068487185" . _:B3459ff36cd69356ac1ac06940fc266c0 . _:B3459ff36cd69356ac1ac06940fc266c0 . _:B3459ff36cd69356ac1ac06940fc266c0 .