https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=7bbcfj9gnvlo12il35tk9vr2h5&action=none&dz=1714342938&raum_id%5B0%5D=9127&show=belegung&start_date=2024-04-29&view=day28.05.2024 12:05:07