https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=pmnj6f0p6rqblveic1e1c2bln1&action=none&dz=1714417313&raum_id%5B0%5D=7286&show=belegung&start_date=2024-05-03&view=day06.06.2024 10:17:12