Assessment of the efficiency of innovation projects in the energy sectorNatalia Ershova, Ruslan Shangaraev, Mikhail Kostyshak, Natalia Safonova, Valentina Sukhova, Elena Popkova and Elena TinkovaE3S Web Conf., 110 (2019) 02132DOI: https://doi.org/10.1051/e3sconf/201911002132