https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=andolbk1cm3i7uhvlpeb6f1t61&action=none&dz=1715552693&raum_id%5B0%5D=8959&show=belegung&start_date=2024-05-14&view=day22.09.2024 17:45:51