https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=sp56ed7d94so51u8i5bct1uvl5&action=none&dz=1715607864&raum_id%5B0%5D=8959&show=belegung&start_date=2024-05-12&view=day22.09.2024 19:55:13