https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=oqa5dsdkhdm8rs7f2e4nh341r5&action=none&dz=1714337720&raum_id%5B0%5D=9061&show=belegung&start_date=2024-04-28&view=day31.05.2024 16:45:35