G, T. M., M, S. D., & L, B. M. The outcrop of the Middle Ordovician (Darriwilian stage) and Upper Devonian (Frasnian stage) Yakhnovo as a unique geological feature in the East of the Main Devonian Field. Murmansk State Technical University.
Chicago Style (17th ed.) CitationG, Tsinkoburova M., Smirnov D. M, and Baranovskaya M. L. The Outcrop of the Middle Ordovician (Darriwilian Stage) and Upper Devonian (Frasnian Stage) Yakhnovo as a Unique Geological Feature in the East of the Main Devonian Field. Murmansk State Technical University.
MLA (9th ed.) CitationG, Tsinkoburova M., et al. The Outcrop of the Middle Ordovician (Darriwilian Stage) and Upper Devonian (Frasnian Stage) Yakhnovo as a Unique Geological Feature in the East of the Main Devonian Field. Murmansk State Technical University.