https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?action=none&show=belegung&view=day&raum_id%5B0%5D=9028&start_date=2024-04-16&dz=1713242476&PHPSESSID=apri5p9fn6svkagdkigaum7ce216.05.2024 19:36:01