https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=dm2pvp39t0b2p6d7q0irtceo51&action=none&dz=1714775101&raum_id%5B0%5D=7199&show=belegung&start_date=2024-05-05&view=day08.06.2024 13:42:54