https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=imk57u18g13au9qqm3o3p6nd21&action=none&dz=1715004350&raum_id%5B0%5D=9124&show=belegung&start_date=2024-05-06&view=day02.06.2024 14:06:20