_:B9efcace122bbf237b9253809b3d05c23 . "F." . "Ryzhenko" . "F. Ryzhenko" . . . . "Ryzhenko, F." . . _:B9efcace122bbf237b9253809b3d05c23 . _:B9efcace122bbf237b9253809b3d05c23 . _:B9efcace122bbf237b9253809b3d05c23 "2023-05-22"^^ . _:B9efcace122bbf237b9253809b3d05c23 . _:B9efcace122bbf237b9253809b3d05c23 . _:B9efcace122bbf237b9253809b3d05c23 "270936858" . _:B9efcace122bbf237b9253809b3d05c23 . _:B9efcace122bbf237b9253809b3d05c23 . _:B9efcace122bbf237b9253809b3d05c23 .