Akulov K. A. Sudokhodnye kanaly i ikh ustroystvo./Akulov K. A. Navigable canals and their arrangement. In Russian - landofmagazines.com

TransliterationAkulov K. A. Sudokhodnye kanaly i ikh ustroystvo.

In EnglishAkulov K. A. Navigable canals and their arrangement. In Russian

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