For citations:

Guguev D.K. The urban crisis of the 19th — early 20th century in Russian urban sociological studies of the pre-revolutionary period. Moscow State University Bulletin. Series 18. Sociology and Political Science. 2025;31(4):135-149. (In Russ.) https://doi.org/10.24290/1029-3736-2025-31-4-135-149