Voronin GL, Zakharov VY, Kozyreva PM. Lonely old aged: surviving or living an active life?. Sotsiologicheskiy Zhurnal = Sociological Journal [Internet]. 28Sep.2018 [cited 18May2024];24(3):32-5. Available from: https://www.journal-socjournal.ru/index.php/socjour/article/view/5992