https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=t1raakdu1bp5hhc719sgdlefc0&action=none&dz=1715525887&raum_id%5B0%5D=9112&show=belegung&start_date=2024-05-12&view=day17.06.2024 16:08:20