https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=72pnsm3qr14rsqooe69s34l967&action=none&dz=1714305797&raum_id%5B0%5D=7492&show=belegung&start_date=2024-04-30&view=day23.05.2024 16:17:39