For citations:
Badmaeva N., Gunaev E., Omakaeva E., Ombosuren E. Population Ageing in One of Russia’s Regions: Demographic Aspects (Evidence from the Republic of Kalmykia). Mongolian Studies. 2017;9(2):187-195. (In Russ.) https://doi.org/10.22162/2500-1523-2017-11-187-195