۠ ɠ

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17.                             , ., 1968.

18.                             ., . : . . , , , 1925, 1011.

19.                             (. . ), , , 1929.

20.                             . ., , .., 1925.

21.                             . ., , ., 1959.

22.                             . , Ļ, ., 1918.

23.                             , . : . , , .., 1928, , 1933, 1.

24.                             (20122 1966 .).

25.

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