Nikunj Raghuvanshi Nico Galoppo Ming C. Lin Accelerated wave-based acoustics simulation. 91-102 2008 Symposium on Solid and Physical Modeling http://doi.acm.org/10.1145/1364901.1364916 conf/sma/2008 db/conf/sma/spm2008.html#RaghuvanshiGL08