https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=995oonklpiaicjj62o80b86n22&action=none&dz=1715535105&raum_id%5B0%5D=8512&show=belegung&start_date=2024-05-12&view=day22.09.2024 17:03:35