(3ePcQGJ QSJe MjOQ (B/ s - (3fLOI aJMi UahIs ([S.N] : (3GdOGQ GdYQHjI ddehShYGJ , s, 1988)
Keywords: (3JGQjNs; (3GdGMhGd GdSjGSjIs; (3GdYQGbs; (3GdJQGLe GdPGJjIs; (3QSJe MjOQs; (3GdGMJdGd GdHQjWGfis