RT Journal Article SR Electronic(1) A1 L. T. Grimbergen, J. A1 P. A. Wapenaar, C. A1 J. Dessing, F.YR 1995 T1 One-Way Operators in Laterally Varying Media JF , VO OP SP cp-90-00104 DO https://doi.org/10.3997/2214-4609.201409297 PB European Association of Geoscientists & Engineers, SN 2214-4609, AB , UL https://www.earthdoc.org/content/papers/10.3997/2214-4609.201409297