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journalAt: Türkmenistan SSR-nyṅ Ylymlar Akademijasynyṅ habarlary, Series, Fizika-tehniki, himiki ve geologik ylymlaryṅ serijasy, 1965, 5 By: Marchaseva Z. V.
journalAt: Trudy Sibirskogo Nauchno-Issledovatel'skogo Instituta Geologii, Geofiziki i Mineral'nogo Syr'ja, 42 By: Teslenko Yu. V.
journalAt: Trudy Nauchno-Issledovatel'skogo Instituta Geologii Arktiki, 128 By: Vassilevskaja N. D., Pavlov V. V.
journalAt: Stratigrafija. Geologicheskaja korreljatsija, 13, 3 By: Filippova G. G.