1. M. Barbiera and G. Cohen,A scheme fourth order in space and time for the 2-D linearized elastodynamics system, Second International Conference on Mathematical and Numerical Aspects of Wave Propagation Phenomena, R. Kleinman, T. Angell, D. Colton, F. Santosa, and I. Stakgold, eds., SIAM, 1993, pp. 39–47.
2. G. Boole,A treatise on the calculus of finite differences, Dover, 1960.
3. G. Cohen and P. Joly,Fourth order schemes for the heterogeneous acoustics equation, Comp. Meth. in Appl. Mech. and Eng. 80 (1990), pp. 397–407.
4. G. Cohen, P. Joly, and N. Tordjman,Construction and analysis of high order finite elements with mass lumping for the wave equation, Second International Conference on Mathematical and Numerical Aspects of Wave Propagation Phenomena, R. Kleinman, T. Angell, D. Colton, F. Santosa, and I. Stakgold, eds., SIAM, 1993, pp. 152–160.
5. O. Holberg,Computational aspects of the choice of operator and sampling interval for numerical differentiation in large-scale simulation of wave phenomena, Geophysical Prospecting 35 (1987), pp. 629–655.