Citation: P. Ctyroky et al., Committee on Mediterranean Neogene Stratigraphy. Proceedings of the 4th Session. Spiratellacea (Gastropoda) aus dem Miozan der Paratethys, Giornale di geologia , 35(02), 1968, pp. 129-142
Citation: P. Ctyroky, Committee on Mediterranean Neogene Stratigraphy. Proceedings of the 4th Session. Interregional correlation of Rzehakia (Oncophora) series in Euroasia, Giornale di geologia , 35(01), 1970, pp. 273-287