https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=nu7e8t9he0tcrcm2ncbrqlq5m7&action=none&dz=1714367741&raum_id%5B0%5D=7199&show=belegung&start_date=2024-05-01&view=day21.09.2024 00:35:50