https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=0a2kt1adoobgqbbufjqvgp9ic3&action=none&dz=1714349885&raum_id%5B0%5D=7146&show=belegung&start_date=2024-05-02&view=day28.05.2024 07:05:03