Svetlana Khusnutdinova, Julia Zakirova, Ruslan Ulengov, Rustem Khusnutdinov. "POLICENTRICITY AS A WAY TO SUSTAINABLE DEVELOPMENT OF THE CITY (THE CASE-STUDY OF THE CITY OF KAZAN)." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2017 17th International Multidisciplinary Scientific GeoConference (2017): 603-610. https://doi.org/10.5593/sgem2017/53/s21.075