https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=2imlguuhj0rbh6hvm974ivs816&action=none&dz=1714626749&raum_id%5B0%5D=8986&show=belegung&start_date=2024-05-02&view=day07.06.2024 11:45:35