. "N.A. Troickij" . "N.A." . "Troickij, Nikolaj Aleksandrovič" . _:Bd9c53e53803c7fc9fa5536902c700e19 . "Troickij, N.A. (ca 1903-)" . "ca 1903" . . "Troickij" . . . "Zie ook Boris Aleksandrovič Jakovlev"@nl . _:Bd9c53e53803c7fc9fa5536902c700e19 . _:Bd9c53e53803c7fc9fa5536902c700e19 . _:Bd9c53e53803c7fc9fa5536902c700e19 "2023-05-22"^^ . _:Bd9c53e53803c7fc9fa5536902c700e19 . _:Bd9c53e53803c7fc9fa5536902c700e19 . _:Bd9c53e53803c7fc9fa5536902c700e19 "072578556" . _:Bd9c53e53803c7fc9fa5536902c700e19 . _:Bd9c53e53803c7fc9fa5536902c700e19 . _:Bd9c53e53803c7fc9fa5536902c700e19 .