(3faGFS GdNW GdYQHj (B/ s - (3GdHjGJj, MSf bGSe MHTs ((3HjQhJ (B:s (3OGQ Gdbde ddfTQ h GdJhRjY,s, 1992)
Keywords: (3GddZI GdYQHjIs; (3GdNW GdYQHjs