https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=ne6fj3vtop4r4v97v8as4acut0&action=none&dz=1715576845&raum_id%5B0%5D=7486&show=belegung&start_date=2024-05-12&view=day22.09.2024 07:15:41