https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=e07mglaefupevl0knp083hni84&action=none&dz=1714400265&raum_id%5B0%5D=7489&show=belegung&start_date=2024-04-30&view=day12.06.2024 20:50:16