"István" . "Stumpf István" . "iV"@nl . "Stumpf, István (1957-)" . _:B014ffa41c3cafbce4c8af3fe73f8c396 . . . "István Stumpf" . . "Stumpf" . . "1957"^^ . _:B014ffa41c3cafbce4c8af3fe73f8c396 . _:B014ffa41c3cafbce4c8af3fe73f8c396 . _:B014ffa41c3cafbce4c8af3fe73f8c396 "2023-05-19"^^ . _:B014ffa41c3cafbce4c8af3fe73f8c396 . _:B014ffa41c3cafbce4c8af3fe73f8c396 . _:B014ffa41c3cafbce4c8af3fe73f8c396 "237392151" . _:B014ffa41c3cafbce4c8af3fe73f8c396 . _:B014ffa41c3cafbce4c8af3fe73f8c396 . _:B014ffa41c3cafbce4c8af3fe73f8c396 .