https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?action=none&show=belegung&view=day&raum_id%5B0%5D=7289&start_date=2024-04-23&dz=1713536144&SESSIONCMS=oef385gaflccak2kither92is117.05.2024 09:19:39