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| | Shapoval, Stepan
The efficiency of the combined solar collector in the gravity mode in the southern orientation [Текст] / Stepan Shapoval, Iryna Vengryn // 5th International youth science forum "Litteris et Artibus" : proceedings, Nov. 26-28, 2015, Lviv, Ukraine / Lviv Polytechnic Nat. Univ. — 58 Мб. — Lviv : Lviv Polytechnic Publ. House, 2015. — P. 124-125. | |
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