https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=8h4k74i0le67u37csvm3dot2m3&action=none&dz=1715605738&raum_id%5B0%5D=9052&show=belegung&start_date=2024-05-13&view=day22.09.2024 11:06:06