https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=hc4o3cun1o7q6b9u61g9atnh82&action=none&dz=1715601596&raum_id%5B0%5D=9007&show=belegung&start_date=2024-05-13&view=day22.09.2024 09:03:59