Augmented coupling interface method for solving eigenvalue problems with sign-changed coefficients. - Yu-Chen Shu; Chiu-Yen Kao; I-Liang Chern; Chien C. Chang (J. Comput. Phys., 2010)

Accurate gradient approximation for complex interface problems in 3D by an improved coupling interface method. - Yu-Chen Shu; I-Liang Chern; Chien C. Chang (J. Comput. Phys., 2014)