Certain economic instruments as a factor of realizing the potential of using alternative energy sources in RussiaNadejda Ponomareva, Anna Zvereva, Ekaterina Golubtsova, Svetlana Ilyashenko and Gennady IvanovE3S Web Conf., 124 (2019) 05066DOI: https://doi.org/10.1051/e3sconf/201912405066