_:B753ea69b1465318b95ab459ce864f636 . _:B753ea69b1465318b95ab459ce864f636 . _:B753ea69b1465318b95ab459ce864f636 "2023-05-22"^^ . _:B753ea69b1465318b95ab459ce864f636 . _:B753ea69b1465318b95ab459ce864f636 . _:B753ea69b1465318b95ab459ce864f636 "072491477" . _:B753ea69b1465318b95ab459ce864f636 . _:B753ea69b1465318b95ab459ce864f636 . _:B753ea69b1465318b95ab459ce864f636 . . "Hettner" . "1941"^^ . "1859"^^ . "Alfred Hettner" . . "mb"@nl . "Alfred" . . . _:B753ea69b1465318b95ab459ce864f636 . "Hettner, Alfred (1859-1941)" .