https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=hhi043153joceifonjin1c2jp6&action=none&dz=1714345655&raum_id%5B0%5D=7418&show=belegung&start_date=2024-05-02&view=day24.05.2024 00:16:07