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LA QUESTION HELLENOCYCLINA BEOTICA (REICHEL).HOFKER J.1975; NAT.-HIST. MAANDBL.; NEDERL.; 1975, VOL. 64, NUM. 0010, P. 140 A 144Serial Issue

GLOBIGERINES" DU JURASSIQUE SUPERIEUR.HOFKER J.1969; PROC.FIRST.INTERNAT.CONF.ON.PLANKTONIC.MICROFOSSILS.GENEVA.EDITED.BY.R OENNIMANN.AND.H.H.RENZ.; 1969, VOL. 2, P. 287 A 290Miscellaneous

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DIE KREIDE-TERTIAER-GRENZE DER BOHRUNG 47.2, SHATSKY RISE DEEP SEA DRILLING PROJECT, IN UNUNTERBROCHENER SEDIMENTFOLGE. = LA LIMITE CRETACE/TERTIAIRE DANS LE SONDAGE 47.2, SHATSKY RISE, PROJET DE FORAGE EN MER PROFONDE, SANS LACUNES SEDIMENTOLOGIQUESHOFKER J.sdIN: 45. JAHRESVERSAMML. PALAEONTOL. GES. KURZFASSUNGEN VORTR.; HANNOVER; 1975; HANNOVER PALAEONTOL. GES.,1975, VOL. 45, P. 15Miscellaneous

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AN ANALYSIS OF THE SUBFAMILY NOTOROTALIINAE (FORAMINIFERA) HORNIBROOK, 1961.HOFKER J SR.1969; NEW ZEAL. J. GEOL. GEOPHYS.; NZL; 1969(8), VOL. 12, P. 460 A 483Miscellaneous

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