LATE MIDDLE EOCENE TO RECENT PLANKTONIC FORAMINIFERAL BIOSTRATIGRAPHYBLOW WH.1969; PROC.FIRST.INTERNAT.CONF.ON.PLANKTONIC.MICROFOSSILS.GENEVA.EDITED.BY.. BROENNIMANN.RENZ.H.H.; 1969, VOL. 1, P. 199 A 421Miscellaneous

VALIDITY OF BIOSTRATIGRAPHIC CORRELATIONS BASED ON THE GLOBIGERINACEABLOW WH.1970; MICROPALEONTOLOGY; USA; 1970(7), VOL. 16, NUM. 0003, P. 257 A 268Miscellaneous

THE BORMIDIAN STAGE AND THE BASE OF THE MIOCENE.BLOW WH; SMOUT AH.1968; G. GEOL; ITA; 1968, VOL. 35, NUM. 0003, P. 307 A 314Miscellaneous

BIOSTRATIGRAPHY OF SOME TERTIARY FORMATIONS IN THE TAMPICO-MISANTLA EMBAYMENT, MEXICO.BARKER RW; BLOW WH.1976; J. FORAMINIF. RES.; U.S.A.; 1976, VOL. 6, NUM. 0001, P. 39 A 58Serial Issue

THE MORPHOLOGY AND TAXONOMY OF GLOBIGERINA MEXICANA CUSHMAN,1925.BLOW WH; SAITO T.1968; MICROPALEONTOLOGY; USA; 1968(7), VOL. 14, NUM. 0003, P. 357 A 360Miscellaneous

FUNDAMENTALS OF MID-TERTIARY STRATIGRAPHICAL CORRELATION. PART. 2 -THE MID-TERTIARY (UPPER EOCENE TO AQUITANIAN) GLOBIGERINACEAE.EAMES FE; BANNER FT; BLOW WH et al.1962; UNIV.PRESS-CAMBRIDGE.; 1962, P. 61 A 153Miscellaneous

SOME INTERNATIONAL AGREEMENT ON ESSENTIALS OF STRATIGRAPHY.LAFFITTE R; HARLAND WB; ERBEN HK et al.1972; GEOL. MAG.; GBR; 1972, VOL. 109, NUM. 0001, P. 1 A 15Miscellaneous

INTERNATIONALE UEBEREINKUNFT UEBER DIE GRUNDLAGEN DER STRATIGRAPHIE = ACCORD INTERNATIONAL SUR LES PROBLEMES ESSENTIELS DE LA STRATIGRAPHIELAFFITE R; HARLAND WB; ERBEN HK et al.1972; AKAD. WISSENSCH. LITER., ABH. MATH. - NATURWISSENSCH. KL.; DTSCH.; 1972, NUM. 0001, P. 1 A 24Serial Issue