Belorussova Svetlana Yu. «Ups and Downs: How the Number of Indigenous Minorities is Changing (According to the Results of the 2021 Census)» // Siberian Historical Research 2024. №2 C.46-70
Belozerova Marina V. «Integration Processes at the Sochi Coast of the Black Sea in the Second Half of the 19th - the First Third of the 20th Centuries» // Tomsk State University Journal 2019. №447 C.122-131
