(3GUhd GdHMK GdYdei hefGgLg (B: s (3eG gi GSGSjGJ GdefgL GdYdei ai GdHMK ? (B/ s - (3GMeO HOQs ((3GdchjJ (B: s (3hcGdI GdeWHhYGJ , s, 1986)
Keywords: (3WQb GdHMKs; (3GdHMhKs; (3GdWQb GdGMUGFjIs