[Small populations of the north:  their problems and how to solve them].
Ryvkina
R
R
Kosals
L
L
Kovalkina
K
K
D003469:Culture; D003710:Demography; D019049:Developed Countries; D005006:Ethnicity; D005060:Europe; D005061:Europe, Eastern; D008913:Minority Groups; D011153:Population; D011154:Population Characteristics; D011156:Population Density; D011157:Population Dynamics; D012426:Russia
Cultural Background; Demographic Factors; Developed Countries; Eastern Europe; Ethnic Groups; Europe; Minority Groups; Population; Population Characteristics; Population Dynamics; Population Size; Russia