https://www.egovcenter.ch/willisau/de/raumreservation/welcome.php?SESSIONCMS=reohfq9d9boe2om22rv622dps5&action=none&dz=1714367667&raum_id%5B0%5D=7289&show=belegung&start_date=2024-05-03&view=day31.05.2024 16:08:38