https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=mlaqk07g6uolder839f18fdlq2&action=none&dz=1715507122&raum_id%5B0%5D=9064&show=belegung&start_date=2024-05-12&view=day21.09.2024 18:17:25