https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=u5psaj51lp8rnrc1rcohnobnh3&action=none&dz=1714309464&raum_id%5B0%5D=7310&show=belegung&start_date=2024-05-01&view=day23.05.2024 18:25:46