https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=onfgps2dq8t5b3i4t1nmlusi17&action=none&dz=1714757385&raum_id%5B0%5D=9127&show=belegung&start_date=2024-05-04&view=day02.06.2024 05:45:22