https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=fenufqprq7e72fcut8o57ppn86&action=none&dz=1714407527&raum_id%5B0%5D=8968&show=belegung&start_date=2024-04-28&view=day06.06.2024 08:42:56