https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=god92b1n8g7tatqi43pi7in794&action=none&dz=1715087224&raum_id%5B0%5D=9064&show=belegung&start_date=2024-05-08&view=day02.06.2024 17:19:56