https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=ssle8dkilj72t6um79tji9vk23&action=none&dz=1714359129&raum_id%5B0%5D=7146&show=belegung&start_date=2024-05-02&view=day29.05.2024 13:23:59