https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=p1g62572e6m0rame9l7054pog3&action=none&dz=1714312027&raum_id%5B0%5D=7418&show=belegung&start_date=2024-05-01&view=day23.05.2024 19:23:12