https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=5dn7gvd9fk8gl19pfg3m6mn6o7&action=none&dz=1714255842&raum_id%5B0%5D=7280&show=belegung&start_date=2024-05-01&view=day25.05.2024 15:30:05