https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=53h5th3687c320d738hq2ap6u3&action=none&dz=1714262544&raum_id%5B0%5D=9019&show=belegung&start_date=2024-04-27&view=day23.05.2024 10:01:54