(3fXQjGJ heSGFd ai GdGMJeGdGJ (B/ s - (3SGeM OGhO (B((3eJQLe(B)s; (3djHSKJR, SjehQs ([S.N] : (3GdOGQ GdOhdjI ddfTQ hGdJhRjY , s, 1993)
Keywords: (3GdLHQs; (3GdQjGVjGJs; (3GdGMJeGdGJs