References for the Ray Acoustics Interface
1. L.D. Landau and E.M. Lifshitz, Fluid Mechanics, Course of Theoretical Physics, Volume 6, Butterworth-Heinemann, 2003.
2. O.N. Stavroudis, The Optics of Rays, Wavefronts, and Caustics, Academic, 1972.
3. R.M. More and K. Kosaka, “Wave-front curvature in geometrical optics”, Phys. Rev. E, vol. 57, no. 5, pp. 6127–6134, 1998.
4. A. D. Pierce, Acoustics: An Introduction to Its Physical Principles and Applications, Acoustical Society of America, 1991.
5. F. B. Jensen, W. A. Kuperman, M. B. Porter, and H. Schmidt, Computational Ocean Acoustics, Second Edition, Springer, 2011.
6. M. Vorländer, Auralization: Fundamentals of Acoustics, Modelling, Simulation, Algorithms and Acoustic Virtual Reality, Springer, 2008.