(3GdJOGNd Hjf GdCMcGe aj Gdabg GdESdGej (B/s - (3GdNTdGf, NGdO Hf SYO Hf agO,s 1382 (3gLQjG(B-.s ((3GdQjGV (B:s (3OGQ ETHjdjG ddfTQ hGdJhRjY,s, 1999)
(3GdCUd CWQhMI (B((3eGLSJjQ(B)-(3LGeYI GdEeGe, cdjI GdTQjYI, (B1411 (3g`(B.s
Keywords: (3GdbhGYO GdabgjIs; (3Gdabg GdESdGejs; (3GdCMcGe GdTQYjIs