A CRUSTAL STRUCTURE PROFILE ON THE AGULHAS BANKHALES AL; NATION JB.1972; BULL. SEISMOL. SOC. AMER.; U.S.A.; DA. 1972; VOL. 62; NO 4; PP. 1029-1050; BIBL. 11 REF.Serial Issue

REFLECTIONS AT THE M DISCONTINUITY AND THE ORIGIN OF MICROSEISMS.HALES AL; NATION JB.1966; GEOPHYS. MONOGR. SER.; USA; 1966, NUM. 0010, P. 529 A 537Miscellaneous

CRUSTAL STRUCTURE STUDY ON GULF COAST OF TEXAS.HALES AL; HELSLEY CE; NATION JB et al.1970; AMER. ASS. PETROLEUM GEOLOGISTS BULL.; USA; 1970(11), VOL. 54, NUM. 0011, P. 2040 A 2057Miscellaneous