https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=5539h01li2603d2bumg7nceoa5&action=none&dz=1714309282&raum_id%5B0%5D=7071&show=belegung&start_date=2024-05-01&view=day23.05.2024 15:44:13