https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=0taf4tdjr11ujgnhgsal8ql7t2&action=none&dz=1715055768&raum_id%5B0%5D=10012&show=belegung&start_date=2024-05-08&view=day02.06.2024 14:36:28