@masterthesis{13096,author = {Plessas, P. and Höldrich, R. },title = {Rigid Sphere Microphone Arrays for Spatial Recording and Holography},school = {Institut 17 Elektronische Musik und Akustik},year = {2009},address = {University of Music and Performing Arts Graz (Austria)},month = 04,note = {published: both printed and online}}