An effective z-stretching method for paraxial light beam propagation simulations. - Leonel P. Gonzalez; Shekhar Guha; James W. Rogers; Qin Sheng (J. Comput. Phys., 2008)

An exponential transformation based splitting method for fast computations of highly oscillatory solutions. - Qin Sheng; Shekhar Guha; Leonel P. Gonzalez (J. Comput. Appl. Math., 2011)

A short note on the asymptotic stability of an oscillation-free eikonal splitting method. - Qin Sheng; Shekhar Guha; Leonel P. Gonzalez (Appl. Math. Lett., 2012)

A continuing exploration of a decomposed compact method for highly oscillatory wave problems. - Tiffany Jones; Leonel P. Gonzalez; Shekhar Guha; Qin Sheng (J. Comput. Appl. Math., 2016)