https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=iim4f6kfp0tnqke2osf1cpeg52&action=none&dz=1715577950&raum_id%5B0%5D=9052&show=belegung&start_date=2024-05-12&view=day22.09.2024 06:02:05