_:B69f39f699905c4486ce1fb8cf9797f3f . _:B69f39f699905c4486ce1fb8cf9797f3f . _:B69f39f699905c4486ce1fb8cf9797f3f "2023-05-20"^^ . _:B69f39f699905c4486ce1fb8cf9797f3f . _:B69f39f699905c4486ce1fb8cf9797f3f . _:B69f39f699905c4486ce1fb8cf9797f3f "074722719" . _:B69f39f699905c4486ce1fb8cf9797f3f . _:B69f39f699905c4486ce1fb8cf9797f3f . _:B69f39f699905c4486ce1fb8cf9797f3f . . "Wijntuin, E. (1924-)" . "E." . _:B69f39f699905c4486ce1fb8cf9797f3f . "E. Wijntuin" . "Wijntuin, Emile" . . "Wijntuin" . . . "Wijntuin, Emile Linus Alfred" . "1924"^^ .