M. Dehghan and A. Mohebbi, High Order Implicit Collocation Method for the Solution of Two-Dimensional Linear Hyperbolic Equation , Numerical Methods for Partial Differential Equations, Vol. 25, Issue 1, 232-243, 2009.
 J. Farzi and S. M. Hosseini, A High Order Method for the Solution of One Way Wave Equation in Heterogenous Media, Far East J. Appl. Math., Vol. 36, No. 3, 317-330, 2009.
 B. Gustafsson and P. Wahlund Time Compact High Order Difference Methods for Wave Propagation, 2D, . Sci. Comput., Vol. 25, pp. 195-211, 2005.
 R. J. LeVeque, Finite Volume Methods for Hyperbolic Problems., Cambridge University Press, Cambridge, 2004.
 R. J. LeVeque, Wave Propagation Algorithms for Multidimensional Hyperbolic systems., J. comp. phys. 131,pp. 327-353, 1997.
 R. J. LeVeque and C. Zhang, The Immersed interface methods for wave equations with discontinuous coefficients., Wave Motion, 25, PP. 237-263, 1997.
 J. Qiu and C.-W. Shu, Finite difference WENO schemes with Lax-Wendroff type time discretizations., SIAM J. Sci. Comput. 24, pp. 2185-2198, 2003.
 C.-W. Shu, Efficient Implementation of Weighted ENO Schemes., J. Comput. Phys., 126, pp. 202-228, 1996.
 C. Zhang and W.W. Symes, A Forth Order Method for Acoustic Waves in Heterogenous Media, Proceedings of International Conference on Mathematical and Numerical Aspects of Wave Propagation, 1998.