https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=5h2dq4cp24r2833n9hagt5li86&action=none&dz=1715311638&raum_id%5B0%5D=7492&show=belegung&start_date=2024-05-11&view=day03.06.2024 04:10:15