https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=q8rbcqjb2mlleoklc1r4ivbjr6&action=none&dz=1714276014&raum_id%5B0%5D=7489&show=belegung&start_date=2024-04-29&view=day23.05.2024 14:51:06