https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=jkmg1kfdtj6brcefk669utc4q0&action=none&dz=1715107015&raum_id%5B0%5D=10003&show=belegung&start_date=2024-05-07&view=day02.06.2024 20:45:37