https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=4r7eerpor81aaudrae6chjbel4&action=none&dz=1715003695&raum_id%5B0%5D=9001&show=belegung&start_date=2024-05-07&view=day02.06.2024 11:57:40