https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=sbaj59bmm1oqpefltbl5ug6nk6&action=none&dz=1714371089&raum_id%5B0%5D=8995&show=belegung&start_date=2024-04-29&view=day05.06.2024 03:59:59