(3bGQiA Gdcas (3eSQMjI chejOjI ai GQHYI aUhd (B/s - (3chSJha, SJ(B. (3d(B.(3, s ((3OeTb (B:s (3hRGQI GdKbGaI (B.,s, 1997)
All age.
Keywords: (3eSQMjI chejOjI(B.s