_:B868f52abd06a912ef214ff8f1228927f . _:B868f52abd06a912ef214ff8f1228927f . _:B868f52abd06a912ef214ff8f1228927f "2023-05-22"^^ . _:B868f52abd06a912ef214ff8f1228927f . _:B868f52abd06a912ef214ff8f1228927f . _:B868f52abd06a912ef214ff8f1228927f "404023460" . _:B868f52abd06a912ef214ff8f1228927f . _:B868f52abd06a912ef214ff8f1228927f . _:B868f52abd06a912ef214ff8f1228927f . "Pokrovskij, N.N. (1865-1930)" . "1930"^^ . "Покровский" . "Pokrovskij" . . "Покровский, Николай Николаевич" . "N.N. Pokrovskij" . "N.N." . _:B868f52abd06a912ef214ff8f1228927f . . "Pokrovskij, Nikolaj Nikolaevič" . "Н.Н." . "Н.Н. Покровский" . "1865"^^ . "Pokrovskiĭ, Nikolaĭ Nikolaevich" . "Покровский, Н.Н. (1865-1930)" .