Tolstikova, I.I. 2023. The «Digital Divide» Problem and the Sociology of the «Third Age». Resource Potential of the University of the Third Age Portal for Sociological Research. St. Petersburg Sociology Today. 22 (Dec. 2023), 99-110. DOI:https://doi.org/10.25990/socinstras.pss-22.rv37-tx81.