_:B7f07d6871d0eb3e56c6a2d38647e5682 . "E." . "Zürcher" . "E. Zürcher" . "Zürcher, Ernst" . . . "Zürcher, E. (bosbouw)" . . _:B7f07d6871d0eb3e56c6a2d38647e5682 . _:B7f07d6871d0eb3e56c6a2d38647e5682 . _:B7f07d6871d0eb3e56c6a2d38647e5682 "2023-05-21"^^ . _:B7f07d6871d0eb3e56c6a2d38647e5682 . _:B7f07d6871d0eb3e56c6a2d38647e5682 . _:B7f07d6871d0eb3e56c6a2d38647e5682 "138248087" . _:B7f07d6871d0eb3e56c6a2d38647e5682 . _:B7f07d6871d0eb3e56c6a2d38647e5682 . _:B7f07d6871d0eb3e56c6a2d38647e5682 .