https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=l9jlsp99n6gqjsbqbnh9ff8a85&action=none&dz=1714410076&raum_id%5B0%5D=7313&show=belegung&start_date=2024-05-01&view=day11.06.2024 18:37:18