Grinin, L. E., Grinin, A. L. and Korotayev, A. V. (2023) ’Aging of the Global Population as an Integral Problem of the Future’, Sotsiologicheskiy Zhurnal = Sociological Journal, 29(2), pp. 110-131. doi: https://doi.org/10.19181/socjour.2023.29.2.6.