https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=qe1583g21fhma12svp2vgvpt15&action=none&dz=1715505658&raum_id%5B0%5D=9142&show=belegung&start_date=2024-05-12&view=day16.06.2024 07:44:28