https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=dsladsinqacqarc6pp1vbmoqa2&action=none&dz=1715555352&raum_id%5B0%5D=9124&show=belegung&start_date=2024-05-12&view=day22.09.2024 05:13:29