(3MeGjI GdMjGI Ydi GdCQV (B:s (3NWhGJ dEfbGP WHbI GdChRhf (B/s - (3TjG, SjfKjG Hhdhcs; (3YHO GdhGMO, CfhQ eMehOs ((3GdbGgQI (B:s (3GdOGQ GdOhdjI ddfTQ hGdJhRjY,s, 1992)
(3HHdjhLQGajI (B: (3UaMI (B61-69.s
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdghGAs -- (3JdhKs; (3MeGjI GdHjFIs