https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=v8pc2snejm8q3mqu7chk0vbmb5&action=none&dz=1714313214&raum_id%5B0%5D=8989&show=belegung&start_date=2024-04-29&view=day23.05.2024 17:29:42