https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=jrk6ug2470fct116gv74l8vhi1&action=none&dz=1714289578&raum_id%5B0%5D=9019&show=belegung&start_date=2024-04-29&view=day23.05.2024 14:59:23