Pavlyukevich, R., N. Gonina, and E. Sminova. “A Comparative Analysis of the Socio-Demographic Development of the Cities in Siberia and Amazonia in the Second Half of the 20th Century”. Journal of Frontier Studies, Vol. 7, no. 4, Dec. 2022, pp. 59-75, doi:10.46539/jfs.v7i4.387.