https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=q39p7ohsgg7ri6e159p9rqal12&action=none&dz=1715093078&raum_id%5B0%5D=9064&show=belegung&start_date=2024-05-06&view=day02.06.2024 19:06:37