https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?action=none&show=belegung&view=day&raum_id%5B0%5D=10012&start_date=2022-01-21&dz=1642730930&PHPSESSID=90gg6cib8djg9beik1pet2t2e226.04.2024 15:40:18