_:B23307c91c4657fa85dca381c0d231166 . "W." . "Guertler" . "W. Guertler" . . . . "Guertler, W." . . _:B23307c91c4657fa85dca381c0d231166 . _:B23307c91c4657fa85dca381c0d231166 . _:B23307c91c4657fa85dca381c0d231166 "2023-05-21"^^ . _:B23307c91c4657fa85dca381c0d231166 . _:B23307c91c4657fa85dca381c0d231166 . _:B23307c91c4657fa85dca381c0d231166 "129978639" . _:B23307c91c4657fa85dca381c0d231166 . _:B23307c91c4657fa85dca381c0d231166 . _:B23307c91c4657fa85dca381c0d231166 .