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SUR UNE PROPRIETE DES RAYONS EN MILIEU NON-HOMOGENE.OBLOGINA TI.1969; IZVEST. AKAD. NAUK S.S.S.R., FIZ. ZEMLI; SUN; 1969(5), NUM. 0005, P. 66 A 67Miscellaneous

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ON DETERMINATION OF THE AVERAGE SPEEDS USING THE HODOGRAPHS OF DIFFRACTED WAVES.PROKHOROV SF.1968; AKAD. NAUK S.S.S.R., SIB. OTD., GEOL. GEOFIZ ; SUN; 1968(6), NUM. 0006, P. 102 A 105Miscellaneous

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USE OF SEISMIC REFRACTION MEASUREMENTS FOR GROUND WATER PROSPECTING.GALFI J; PALOS M.1970; ASS. INTERNATION. SCI. HYDROL., BULL; BEL; 1970(9), VOL. 15, NUM. 0003, P. 41 A 46Miscellaneous

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INTERPRETATION OF REFRACTED-DIFFRACTED WAVES DUE TO DYKES.FACSINAY L; SAGAY G.1969; GEOPHYS. PROSPECTG; NLD; 1969(12), VOL. 17, NUM. 0004, P. 392 A 403Miscellaneous

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