https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=lci60nkiumhu5v69lbgjc00k74&action=none&dz=1714376761&raum_id%5B0%5D=7418&show=belegung&start_date=2024-05-01&view=day29.05.2024 13:33:08