https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=hd4hmn0cbhbg4bbmu5hh85l0j3&action=none&dz=1714363293&raum_id%5B0%5D=9028&show=belegung&start_date=2024-04-30&view=day09.06.2024 18:39:33