https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=28r3q92t9ando3c3dfnc8s3b35&action=none&dz=1715371305&raum_id%5B0%5D=7289&show=belegung&start_date=2024-05-12&view=day21.09.2024 09:01:54