.(3QSGdI GdZaQGfs - .(3GdeYQj, GHj GdYdGAs; (3fUQGddg, eMeO YRJ, eMbbs ((3HjQhJs (3GdecJHI GdKbGajIs, 1968)
(3ghGeT aj BNQ cd UaMIs
Keywords: (3GdadSaI GdYQHjIs