Waveform Inversion of Reflection Seismic Data for Kinematic Parameters by Local Optimization. - René-Edouard Plessix; Yann-Hervé De Roeck; Guy Chavent (SIAM J. Sci. Comput., 1998)

A parallel multigrid-based preconditioner for the 3D heterogeneous high-frequency Helmholtz equation. - C. D. Riyanti; A. Kononov; Yogi A. Erlangga; Cornelis Vuik; Cornelis W. Oosterlee; René-Edouard Plessix; Wim A. Mulder (J. Comput. Phys., 2007)