https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=mlscjvkpmjb9bp4o3itdpugpv5&action=none&dz=1714330232&raum_id%5B0%5D=8962&show=belegung&start_date=2024-04-27&view=day30.05.2024 23:34:23