PRIVALOV, Maxim. “Needless People” of the 21st Century as a problem of urban studies and not only. project baikal, Russian Federation, n. 57, p. 87-93, sep. 2018. ISSN 2309-3072. Available at: <http://projectbaikal.com/index.php/pb/article/view/1361>. Date accessed: 18 nov. 2019.