Tramberend, H.H.TramberendHasenbrink, F.F.HasenbrinkEckel, G.G.EckelLechner, U.U.Lechner2022-03-032022-03-031999https://publica.fraunhofer.de/handle/publica/196268en005006629384AVOCADO - The Virtual Environment Frameworkjournal article