https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=v4j35jl3hvaheqgn901qs1bi40&action=none&dz=1714340634&raum_id%5B0%5D=9040&show=belegung&start_date=2024-04-27&view=day31.05.2024 09:58:51