Broll, W.W.BrollSchaefer, L.L.SchaeferHoellerer, T.T.HoellererBowman, D.D.Bowman2022-03-032022-03-032001https://publica.fraunhofer.de/handle/publica/20064510.1109/38.963455en004005006Interface with Angels - The Future of VR and AR Interfacesjournal article