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Resource-saving technology of protection of soil on slopes of Altai middle mountains - PDF (Russian)
Copyright (c) 2009 Шуравилин А.В., Кулагин М.А.
This work is licensed under a Creative Commons Attribution 4.0 International License.
Copyright (c) 2009 Шуравилин А.В., Кулагин М.А.
This work is licensed under a Creative Commons Attribution 4.0 International License.