_:B067d5930280cd637b662abcf52e4b2d3 . "Stefan" . "Kostka" . "Stefan Kostka" . "Kostka, Stefan M." . . . "Kostka, Stefan" . . _:B067d5930280cd637b662abcf52e4b2d3 . _:B067d5930280cd637b662abcf52e4b2d3 . _:B067d5930280cd637b662abcf52e4b2d3 "2023-05-21"^^ . _:B067d5930280cd637b662abcf52e4b2d3 . _:B067d5930280cd637b662abcf52e4b2d3 . _:B067d5930280cd637b662abcf52e4b2d3 "086423657" . _:B067d5930280cd637b662abcf52e4b2d3 . _:B067d5930280cd637b662abcf52e4b2d3 . _:B067d5930280cd637b662abcf52e4b2d3 .