PLUS: A Message-Efficient Prototype for Location-Based Applications. - Yu-Ling Hsueh; Roger Zimmermann; Wei-Shinn Ku; Haojun Wang; Chung-Dau Wang (ICDE, 2009)

Spatializer: a web-based positional audio toolkit. - Beomjoo Seo; Min Min Htoon; Roger Zimmermann; Chung-Dau Wang (Advances in Computer Entertainment Technology, 2010)

An embedded P2P-based positional audio system in virtual environments. - Beomjoo Seo; Roger Zimmermann; Min Min Htoon; Chung-Dau Wang (ICME, 2010)