https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=q08u3cap8usv9sgl2gj3s9me23&action=none&dz=1714392561&raum_id%5B0%5D=9118&show=belegung&start_date=2024-04-29&view=day01.06.2024 06:36:36