https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=08t1kbq3lmmg0d1b7ug09veun5&action=none&dz=1714379943&raum_id%5B0%5D=7406&show=belegung&start_date=2024-05-02&view=day31.05.2024 16:38:55