https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=lqknnh3ql82li0bm7ltago4ct3&action=none&dz=1715100597&raum_id%5B0%5D=7492&show=belegung&start_date=2024-05-08&view=day02.06.2024 16:49:33