1. Sera Predkarpatiya;Aleksenko,1967
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3. Regional stratigraphic scheme of Neogene formations of the Central Paratethys in the Ukraine;Andreyeva-Grigorovich;Geol. Carpath.,1997
4. Correlation of Late Badenian salts of the Wieliczka, Bochnia and Kalush areas (Polish and Ukrainian Carpathian Foredeep);Andreyeva-Grigorovich;Ann. Soc. Geol. Pol.,2003
5. Middle Miocene gypsum, Gulf of Suez: marine or nonmarine?;Attia;J. Sediment. Res., Sect. A Sediment. Pet. Proc.,1995