https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=n8mr40ad3ijp1rp3defrpob9f0&action=none&dz=1714409435&raum_id%5B0%5D=7492&show=belegung&start_date=2024-04-30&view=day13.06.2024 05:05:09