SUBMARINE DEBRIS FLOW DEPOSITS FROM THE UPPER CARBONIFEROUS DWYKA TILLITE FORMATION IN THE KALAHARI BASIN, SOUTH AFRICA = DEPOTS DE COULEE CLASTIQUE SOUS MARINS PROVENANT DE LA FORMATION TILLITE DE DWYKA DU CARBONIFERE SUPERIEUR DANS LE BASSIN KALAHARI, REPUBLIQUE SUD AFRICAINEVISSER JNJ.1983; SEDIMENTOLOGY; ISSN 0037-0746; NLD; DA. 1983; VOL. 30; NO 4; PP. 511-523; BIBL. 24 REF.; ILL.Article

THE TABLE MOUNTAIN GROUP: A STUDY IN THE DEPOSITION OF QUARTZ ARENITES ON A STABLE SHELF.VISSER JNJ.sdTRANS. GEOL. SOC. S. AFR.; S. AFR.,1974, VOL. 77, NUM. 0003, P. 229 A 237Serial Issue

THE DEPOSITION OF THE GRIQUATOWN GLACIAL MEMBER IN THE TRANSVAAL SUPERGROUP.VISSER JNJ.1971; TRANS. GEOL. SOC. S. AFR.; ZAF; 1971, VOL. 74, NUM. 0003, P. 187 A 199Miscellaneous

TRACES DE GLACIATION AUX ENVIRONS DE NILWONDVILLE, LE CAP.VISSER JNJ.1968; ANN. GEOL. OPNAME; MDG; 1968,1969, VOL. 7, P. 85 A 93Miscellaneous

THE MID-PRECAMBRIAN TILLITE IN THE GRIQUALAND WEST AND TRANSVAAL BASINS, SOUTH AFRICA = TILLITE DU PRECAMBRIEN MOYEN DANS LES BASSINS GRIQUALAND OCCIDENTAL ET DU TRANSVAAL, AFRIQUE DU SUDVISSER JNJ.1981; EARTH'S PRE-PLEISTOCENE GLACIAL RECORD; GBR; CAMBRIDGE: CAMBRIDGE UNIV.; DA. 1981; PP. 180-184; BIBL. 11 REF.; ESQUISSE/COLONNE STRATIGR.Book Chapter

GLETSERVLOER IN DIE PAKHUISBERGE DISTRIK CLANWILLIAM.(TILLITE DES PAKHUISBERGE DISTRICT DE CLANWILLIAM).VISSER JNJ.1965; ANN. GEOL. OPNAME; MDG; 1965, VOL. 4, P. 43 A 48Miscellaneous

UPPER CARBONIFEROUS GLACIAL SEDIMENTATION IN THE KAROO BASIN NEAR PRIESKA, SOUTH AFRICA = SEDIMENTATION GLACIAIRE AU CARBONIFERE SUPERIEUR DANS LE BASSIN KAROO PRES DE PRIESKA, REPUBLIQUE SUD AFRICAINEVISSER JNJ.1982; PALAEOGEOGR., PALAEOCLIMATOL., PALAEOECOL.; ISSN 0031-0182; NLD; DA. 1982; VOL. 38; NO 1-2; PP. 63-92; BIBL. 3 P.; ESQUISSE/ILL.Article

CARBONIFEROUS TOPOGRAPHY AND GLACIATION IN THE NORTH-WESTERN PART OF THE KAROO BASIN, SOUTH AFRICA = TOPOGRAPHIE CARBONIFERE ET GLACIATION DANS LA PARTIE NORD-OUEST DU BASSIN DU KAROO, REPUBLIQUE SUD AFRICAINEVISSER JNJ.1981; ANN. GEOL. SURV., PRETORIA; ISSN 0373-6954; ZAF; DA. 1981 PUBL. 1982; VOL. 15; NO 1; PP. 13-24; BIBL. 1 P.; ESQUISSE GEOL./COUPE GEOL.Article

DIE MORFOLOGIE VAN DIE KAROOKOM (KARBOON-TRIAS) EN DIE IMPLIKASIE DAARVAN OP DIE REKONSTRUKSIE VAN GONDWANALAND = LA MORPHOLOGIE DU BASSIN DE KAROO (CARBONIFERE-TRIAS) ET SON IMPLICATION DANS LA RECONSTITUTION DU GONDWANAVISSER JNJ.1978; T. NAT.-WETENSK.; ZAF; DA. 1978; VOL. 18; NO 2; PP. 77-97; ABS. ENG; BIBL. 43 REF.; 7 ILL.Article

THE TIMEBALL HILL FORMATION AT PRETORIA. A PROGRADING SHORE-LINE DEPOSIT.VISSER JNJ.sdANN. GEOL. OPNAME; S. AFR.,1971,1972, VOL. 9, P. 115 A 118Serial Issue

DIE KAAPSUPERGROEP IN' N DIEP BOORGAT WES VAN GRAAFF-REINET = LE SUPERGROUPE CAPE DANS UN SONDAGE A L'OUEST DE GRAAFF-REINETVISSER JNJ.sdTRANS. GEOL. SOC. S. AFR.; S. AFR. ,1972, VOL. 75, NUM. 0002, P. 111 A 119Serial Issue

UPPER CARBONIFEROUS GLACIAL VALLEY SEDIMENTATION IN THE KAROO BASIN, ORANGE FREE STATE = SEDIMENTATION DE LA VALLEE GLACIAIRE DU CARBONIFERE SUPERIEUR DANS LE BASSIN KAROO, ORANGEVISSER JNJ; KINGSLEY CS.1982; TRANSACTIONS OF THE GEOLOGICAL SOCIETY OF SOUTH AFRICA; ISSN 0371-7208; ZAF; DA. 1982; VOL. 85; NO 2; PP. 71-79; BIBL. 27 REF.Article

PRECAMBRIAN IGNIMBRITES AND ASSOCIATED VOLCANICLASTICS FROM THE HERBERT DISTRICT, NORTHERN CAPE PROVINCE.POTGIETER CD; VISSER JNJ.1976; TRANS. GEOL. SOC. S. AFR.; S. AFR.; DA. 1976; VOL. 79; NO 1; PP. 27-30; BIBL. 12 REF.; 5 ILL.Article

THE TRANSITION BEDS AT THE BASE OF THE DOLOMITE SERIES IN THE NORTHERN CAPE PROVINCEVISSER JNJ; GROBLER NJ.sdTRANS. GEOL. SOC. S. AFR.; S. AFR. ,1972, VOL. 75, NUM. 0003, P. 265 A 274Serial Issue

MEANDER CHANNEL POINT BAR CREVASSE SPLAY AND AEOLIAN DEPOSITS FROM THE ELLIOT FORMATION IN BARKLY PASS, NORTH-EASTERN CAPE = CHENAL EN MEANDRE, BOURRELE ARQUE, CREVASSE EVASEE ET DEPOTS EOLIENS DANS LA FORMATION ELLIOT, PASSE BARKLY, LE CAP NORD-ESTVISSER JNJ; BOTHA BJV.1980; TRANS. GEOL. SOC. S. AFR.; ISSN 0371-7208; ZAF; DA. 1980; VOL. 83; NO 1; PP. 55-62; BIBL. 22 REF.Article

THE NATURE OF THE ECCA-BEAUFORT TRANSITION IN THE WESTERN AND CENTRAL ORANGE FREE STATE.VISSER JNJ; LOOCK JC.sdTRANS. GEOL. SOC. S. AFR.; S. AFR.,1975, VOL. 77, NUM. 0003, P. 371 A 372Serial Issue

THE GLACIAL BEDS OF THE GRIQUALAND WEST SUPERGROUP AS REVEALED BY FOUR DEEP BOREHOLES BETWEEN POSTMASBURG AND SISHEN.DE VILLIERS PR; VISSER JNJ.1977; TRIAS. GEOL. SOC. S. AFR.; S. AFR.; DA. 1977; VOL. 80; NO 1; PP. 1-8; BIBL. 8 REF.; 12 ILL.Article

WATER DEPTH IN THE MAIN KAROO BASIN, SOUTH AFRICA, DURING ECCA (PERMIAN) SEDIMENTATIONVISSER JNJ; LOOCK JC.1978; TRANS. GEOL. SOC. S. AFR.; ZAF; DA. 1978; VOL. 81; NO 2; PP. 185-191Article

KAROO DOLERITE BETWEEN PLOOYSBURG AND BELMONT, NORTHERN CAPE PROVINCEMCLAREN CH; VISSER JNJ.1975; ANN. GEOL. OPNAME; ZAF; DA. 1975-1976; VOL. 11; PP. 49-58; H.T. 2; BIBL. 11 REF.; 3 ILL.Article

PRECAMBRIAN IGNIMBRITES AND ASSOCIATED VOLCANICLASTICS FROM THE HERBERT DISTRICT, NORTHERN CAPE PROVINCE. DISCUSSION.LOCK BE; POTGIETER CD; VISSER JNJ et al.1977; TRANS. GEOL. SOC. S. AFR.; S. AFR.; DA. 1977; VOL. 80; NO 1; PP. 47-48; BIBL. 24 REF.Article

PAVEMENTS GLACIAIRES D'AGE CARBONIFERE DANS LE GRIQUATAND OCCIDENTAL ET LE GORDONIAVISSER JNJ; BOTHA BJV; GERINGER GJ et al.sdT. NAT.-WETENSK.; S. AFR. ,1972, VOL. 12, NUM. 0001, P. 21 A 31Serial Issue

LATE CARBONIFEROUS GLACIAL AND FLUVIOGLACIAL DEPOSITS IN THE TSHIPISE BASIN, SOUTH AFRICA = LES DEPOTS GLACIAIRES ET FLUVIOGLACIAIRES DU CARBONIFERE SUPERIEUR DU BASSIN DE TSHIPISE, AFRIQUE DU SUDVISSER JNJ; VAN DEN BERG HJ.1981; GONDWANA FIVE. INTERNATIONAL. GONDWANA SYMPOSIUM. 5/1980/WELLINGTON; NLD; ROTTERDAM: A.A. BALKEMA; DA. 1981; PP. 111-115; BIBL. 16 REF.; 1 TAB. ; TABL./ILL./ESQUISSE GEOL./COLONNE STRATIGR.Conference Paper

MINERALIZED CLASTS FROM THE DWYKA FORMATION OF THE SOUTHERN KAROO = CLASTES MINERALISES DE LA FORMATION DWYKA DE KAROO SUDVISSER JNJ; LOOCK JC; BEUKES GJ et al.1982; TRANSACTIONS OF THE GEOLOGICAL SOCIETY OF SOUTH AFRICA; ISSN 0371-7208; ZAF; DA. 1982; VOL. 85; NO 2; PP. 87-90; BIBL. 5 REF.Article

PERMIAN DELTAIC SEDIMENTATION IN THE WESTERN HALF OF THE KAROO BASIN, SOUTH AFRICA = SEDIMENTATION DELTAIQUE PERMIENNE DANS LA MOITIE OUEST DU BASSIN KARROO, REPUBLIQUE SUD AFRICAINEVISSER JNJ; LOOCK JC; JORDAAN MJ et al.1980; TRANS. GEOL. SOC. S. AFR.; ISSN 0371-7208; ZAF; DA. 1980; VOL. 83; NO 3; PP. 415-424; BIBL. 35 REF.Conference Paper

DIE AFSETTING VAN RESENTE SANDE IN DIE GEBIED TUSSEN DIE RIET- EN ORANJERIVIER, NOORD-KAAPLAND = PRESENCE DE SABLES RECENTS DANS LA REGION DU CONFLUENT VAAL RIVER-ORANGE RIVER, NORD DE LA PROVINCE DU CAPVISSER JNJ; POTGIETER CD; MCLAREN CH et al.1975; ANN. GEOL. OPNAME; ZAF; DA. 1975-1976; VOL. 11; PP. 147-161; H.T. 2; ABS. ENG; BIBL. 1 P.; 10 ILL.Article