https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=5a0utdnqoum37a8sbgu9d38cg1&action=none&dz=1714866375&raum_id%5B0%5D=7199&show=belegung&start_date=2024-05-06&view=day22.09.2024 12:59:34