https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=t9jt1hd8sk2pm4hud5jafrklc4&action=none&dz=1715527206&raum_id%5B0%5D=8971&show=belegung&start_date=2024-05-13&view=day17.06.2024 14:21:48