O vozraste Pilengskoj i Daekhuriinskoj svit SakhalinaTUZOV, V.P; BOLDYREVA, V.P; GLADENKOV, A.YU et al.Izvestiâ Akademii nauk SSSR. Seriâ geologičeskaâ. 1991, Num 4, pp 127-131, issn 0321-1703Article

Kuphus melitensis, a new teredinid bivalve from the Late Oligocene lower coralline limestone of MaltaZAMMIT MAEMPEL, G.1993, Vol 30, Num 3-4, pp 155-175, issn 0165-280XArticle

Eine fossile Flora aus dem oberen Oligozän von Ebnat-Kappel = A fossil flora of the Upper Oligocene of Ebnat-Kappel (in German)BÜCHLER, W.Botanica helvetica. 1990, Vol 100, Num 2, pp 133-166, issn 0253-1453Article

Additional data on the Echinoid genus Schizaster from the Late Oligocene of the Lower Rhine district (F.R.G.) = Données suplémentaires sur le genre d'échinoïdes Schizaster de l'Oligocène supérieur du district du Bas Rhin (FRA)JAGT, J.W.M.1988, Vol 25, Num 4, pp 243-245, issn 0165-280XArticle

Oligocene Lamnid shark of the genus Carcharodon from Kitakyushu, Japan = Lamniformes oligocène du genre Carcharodon de Kitakyushu, JaponYAMAMOTO, Y.Bulletin of the Kitakyushu museum of natural history. 1987, Num 6, pp 239-264Article

Datation ⁴⁰Ar/³⁹Ar et paléomagnétisme des trapps d'Ethiopie = ⁴⁰Ar/³⁹Ar dating and paleomagnetism of ethiopian trappsHOFMANN, C; FERAUD, G; COURTILLOT, V et al.Réunion des sciences de la terre. 1996, Num 16, 77Conference Paper

Archaeomys-Arten (Theridomorpha, Rodentia) des oberoligozänen stratigraphischen referenz-Niveaus Boningen (Schweiz) = Study on upper Oligocene species of Archaeomys (Theridomorpha, Rodentia) from sites in the stratigraphic reference level Boningen (Switzerland)MÖDDEN, C; GAD, J.Eclogae Geologicae Helvetiae. 1992, Vol 85, Num 3, pp 947-959, issn 0012-9402Conference Paper

Kutatas és banyaföldtani munkak az istenmeszejei bentonit banyaban = Exploration and mining geological works in the bentonite mine of IstenmezejeRADOVITS, L.1989, Vol 32, Num 1-3, pp 135-141, issn 0133-2422, 7 p.Article

Two new Upper Oligocene gastropods from the North Sea Basin = Deux nouveaux gastéropodes de l'Oligocène supérieur du bassin de la mer du NordSCHNETLER, K.I.Bulletin of the Geological Society of Denmark. 1985, Vol 34, Num 3-4, pp 199-204, issn 0011-6297Article

Tertiary sporo-pollen assemblages from Southern Dunhuang Basin, Gansu provinceMA YU-ZHENYINGNGS.1991, Vol 8, Num 2, pp 207-225, issn 1000-0674Article

The Oligocene flora of NagysapHABLY, L.Fragmenta mineralogica et palaeontologica. 1989, Vol 14, pp 83-99, issn 0367-2697Article

Découverte en affleurement d'un dépôt lacustre silicifié interstratifié dans les sables de Fontainebleau au nord du Hurepoix (Yvelines, Oligocène supérieur) = Discovery of the outcrop of a silicified lacustrine deposit interlayered in the Fontainebleau sands, in the northern part of the Hurepoix (Yvelines, Upper Oligocene)KOENIGUER, J.-C; CHANTRET, F; PINSON, S et al.Bulletin d'information des géologues du bassin de Paris. 1995, Vol 32, Num 2, pp 3-6, issn 0374-1346Article

Trace fossil on molluscs from the Molluscan Clay (Late Oligocene, Egerian) - a comparison between two localities (Wind Brickyard, Eger, and Nyarjas Hill, Novaj, NE Hungary)ARPAD, D.International malacological congress. 11. 1993, Num 2, pp 75-82Conference Paper

Une nouvelle espèce de Sinolagomys (Lagomorpha, Ochotonidae) du XinjiangTONG YONGSHENG.Gujizhui dongwu xuebao. 1989, Vol 27, Num 2, pp 103-116, issn 1000-3118Article

Ages des flores de type Aniai et de type Daijima au JaponKANO, K; YANAGISAWA, Y.1989, Vol 40, Num 12, pp 647-653, issn 0016-7665Article

Faune de mollusques de la Formation de Pripoara (Depression gétique) et les facteurs abiotiques de la Mer Egérienne = Mollusca fauna in Pripoara formation (Getic Depression) and abiotic factors of Egerian SeaMOISESCU, V.The Oligocene from the Transylvanian basin, Romania. 1989, pp 293-299Conference Paper

A multi-disciplinary approach to reconstruct the Late Oligocene vegetation in Central EuropeWALTHER, H; RIEGEL, W; PUTTMANN, W et al.OFP Informations. 1992, issn 0299-9765, p.173, 16-BConference Paper

Plant taphonomic character of an Oligocene channel-fill sequence : Tagebau BockwitzGASTALDO, R.A; WALTHER, H; RIEGEL, W et al.OFP Informations. 1992, issn 0299-9765, p.65, 16-BConference Paper

En Japonais = Late Cenozoic dike swarms and tectonic stress field in JapanYAMAMOTO, T.1991, Vol 42, Num 3, pp 131-148, issn 0016-7665Article

Oligocene squalodont (Cetacea: Mammalia) from the Ashiya Group, Japan = Squalodonte oligocène (Cetacea: Mammalia) du groupe Ashiya, JaponOKAZAKI, Y.Bulletin of the Kitakyushu museum of natural history. 1988, Num 8, pp 75-80Article

Syn- late-orogenic successions in Western-Central Mediterranean chains during Late Oligocene-Miocene timeGUERRERA, F; MARTIN-ALGARRA, A; PERRONE, V et al.International geological congress. 1992, 2Vol, p. 123Conference Paper

The advantage of complementary data sets : An example from the Upper Oligocene of the Wesselster Basin, GermanyRIEGEL, W; WALTHER, H; PUTTMANN, W et al.OFP Informations. 1992, issn 0299-9765, p.135, 16-BConference Paper

A tidal channel fill sequence : An example from the upper oligocene at Bjerringbro, Denmark = Une séquence de remplissage de chenal de marée : Exemple de l'Oligocène supérieur de Bjerringbro au DanemarkANDREASSEN, A.D; FRIIS, H.1986, Num 24, pp 61-68, issn 0105-824XArticle

Coelorinchus stellaris n. sp. (poisson macrouridé) de l'Oligocène terminal d'Aquitaine et son intérêt paléobiogéographique = Coelorinchus stellaris n. sp. (Macrouridae fish) in the uppermost Oligocene from Aquitaine and it's palaeobiogeographic interestNOLF, Dirk; GIRONE, Angela.Bulletin - Institut royal des sciences naturelles de Belgique. Sciences de la terre. 2000, Vol 70, pp 179-184, issn 0374-6291Article

The skull of Hitonkala (Florentiamyidae, Rodentia) and relationships within geomyoideaKORTH, W. W.Journal of mammalogy. 1993, Vol 74, Num 1, pp 168-174, issn 0022-2372Article