https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=ctrjtshcse2ngk01vetj0a1m54&action=none&dz=1715406698&raum_id%5B0%5D=9112&show=belegung&start_date=2024-05-11&view=day21.09.2024 12:07:07