https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=soa5u9tsmavonuavup9pv0r030&action=none&dz=1714635298&raum_id%5B0%5D=9112&show=belegung&start_date=2024-05-19&view=day01.06.2024 13:41:08