Renewable Energy (2020) - Comments
doi: 10.1016/j.renene.2020.06.127  issn: 0960-1481 

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Nurzhan K. Bulatov, Dauren K. Sarzhanov, Sagyntay Z. Elubaev, Tynys B. Suleymenov, Kuralay S. Kasymzhanova, Oyum T. Balabayev