https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=30l8etev7gl6lpjghjd1cahgg7&action=none&dz=1715562110&raum_id%5B0%5D=7289&show=belegung&start_date=2024-06-01&view=day22.09.2024 12:08:58