https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=mfnm87njmckcalncq1k5ehird5&action=none&dz=1715577840&raum_id%5B0%5D=9064&show=belegung&start_date=2024-05-14&view=day16.06.2024 15:36:00