https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=jioer448abc1f6a491t1c5os42&action=none&dz=1715526067&raum_id%5B0%5D=10009&show=belegung&start_date=2024-05-12&view=day16.06.2024 16:16:37