(3JcfhdhLjG GdNQSGfI(B: (3ehGO GdNQSGfI GdeSdMI hUfGYJgG (B/ s - (3GMeO Ydi GdYQjGfs; (3YHOGdcQje eMeO YWGs ([S.N] : (3YGde GdcJH GdMOjK , s, 1972)
Keywords: (3GdNQSGfI GdeSdMIs; (3GdGfTGAGJs; (3GdGSGSGJs; (3GdNQSGfIs; (3ehGO GdHfGAs; (3ehGUaGJs