(3GdWjhQjGJ s - (3GdSdaj, CMeO Hf eMeO Hf SdaI,s 478-576 (3g`(B.s; (3GdUGZQLj, eCehfs; (3GdLGOQ, eMeO COjHs ((3OeTb (B:s (3OGQ GdHTGFQ ddfTQ hGdJhRjY,s, 2001)
Keywords: (3GHf GdWjhQj, GdeHGQc Hf YHO GdLHGQ Hf CMeO,s -- (3J(B. 500 (3g`(B.s; (3GdMOjKs -- (3LhGeY Gdafhfs