TY JOUR TI PHOTOCONCENTRATORS FOR SEA AND COASTAL POWER COMPLEXES KW photoelements KW flat mirrors KW concentrators of a solar energy KW polycrystalline silicon KW adapting devices JO Vestnik of Astrakhan State Technical University. Series: Marine engineering and technologies AU Rudenko, M.. AU Davydenko, A.. PY 2017 IS PB Astrakhan State Technical University