Influence of implementation of major regional projects on the socio-ecological-economic system (using the example of the Republic of Tatarstan)Anatoliy Makarov, Artem Nagimov, Elvira Abdullina, Tatyana Mansurova and Ekaterina KhovanskayaE3S Web Conf., 110 (2019) 02043DOI: https://doi.org/10.1051/e3sconf/201911002043