https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=v7432l30nug89od76s3jefniv2&action=none&dz=1714904973&raum_id%5B0%5D=7489&show=belegung&start_date=2024-05-06&view=day18.06.2024 23:03:42