https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=k24hne6q664a09kt09go9kpdc3&action=none&dz=1715538315&raum_id%5B0%5D=7418&show=belegung&start_date=2024-05-15&view=day22.09.2024 11:09:46