https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=coi8uchqugv20fu4o6skalg2j0&action=none&dz=1714849528&raum_id%5B0%5D=7146&show=belegung&start_date=2024-05-08&view=day09.06.2024 11:59:30