https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=tprqrsqp0pj5c1surfjaa9o7p6&action=none&dz=1715467820&raum_id%5B0%5D=7310&show=belegung&start_date=2024-05-15&view=day20.06.2024 11:11:30