The following publications are possibly variants of this publication:
- High order finite difference methods for wave propagation in discontinuous mediaKen Mattsson, Jan Nordström. jcphy, 220(1):249-269, 2006. [doi]
- Time Compact High Order Difference Methods for Wave PropagationBertil Gustafsson, Eva Mossberg. siamsc, 26(1):259-271, 2004. [doi]
- Time Compact High Order Difference Methods for Wave Propagation, 2DBertil Gustafsson, Per Wahlund. jscic, 25(1):195-211, 2005. [doi]