https://www.egovcenter.ch/willisau/preview/de/raumreservation/welcome.php?SESSIONCMS=sdsl1tac8bo74vlmnsjqbp5q87&action=none&dz=1715507390&raum_id%5B0%5D=9058&show=belegung&start_date=2024-05-12&view=day17.06.2024 10:03:05