https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?action=none&show=belegung&view=day&raum_id%5B0%5D=8980&start_date=2021-12-07&dz=1638836045&PHPSESSID=90rcin2srsl2va82emj5ssjf5130.04.2024 18:46:28