Professor Victor Khristianovich Frauchi (the 110thanniversary of his birth) - PDF (Russian)
© 2012 Agafonov A.A., Frauchi I.V.
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under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
This work is licensed
under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.