https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=o5b6rce790d7o28mkn1srebf03&action=none&dz=1715512845&raum_id%5B0%5D=7289&show=belegung&start_date=2024-05-15&view=day20.06.2024 19:45:14