@conference{pulkki2009efficient, title = {Efficient Spatial Sound Synthesis for Virtual Worlds}, author = {Pulkki, Ville and Laitinen, Mikko-Ville and Erkut, Cumhur}, booktitle = {Audio Engineering Society Conference: 35th International Conference: Audio for Games}, month = {Feb}, year = {2009}, url = {https://www.aes.org/e-lib/browse.cfm?elib=15175} }