https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=vaa44ei0t65k9g4mt2n7pgb1k0&action=none&dz=1714358228&raum_id%5B0%5D=10003&show=belegung&start_date=2024-04-28&view=day10.06.2024 12:09:55