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Finite-difference computation of travelti mes in very contrasted velocity models. Podvin P,and Lecomte L. Geo-phus J Imternat . 1991
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Upwind finite-difference calculation of traveltimes. Van Trier J,,Symes W. Geophysics . 1991
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Finite-difference calculation of traveltimes. Vidale,J E. Bulletin of the Seismological Society of America . 1988
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Traveltime and amplitude estimation using wavefront construction. Vinje V,Iverson E,Gjoystdal H. Geophysics . 1993
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Cubic convolution interpolation for dig-ital i mage processing. Robert G K. IEEE Transaction on acous-tics,speech,and signal processing . 1981
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Com-parison of six different methods for calculating travel-ti me. Leidenfrost A,Ettrich N,Gajewski D,Kosloff D. Geophysical Prospecting . 1999
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Seismic Ray Theory. Cerveny V. . 2001
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Geometrical ray theory:Edge-diffracted rays and their travelti mes(Second-order approxi mation of the travelti mes). Sun J. Geophysics . 1994
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Wavefront construction in smooth media for prestack depth migration. Ettrich N,and Gajewski D. Pure and Applied Geophysics . 1996
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地震学中的射线方法[M]. 地质出版社 , (捷)切尔韦尼(Cerveny,V.),(捷)普谢赛克(Psencik,M.I.)著, 1986