(3GdeYQaI YfO eacQj GdeSdejf (B/s - (3ZdGH , eMeO s; (3GdYbGO , YHGS eMehO s; (3eMehO , Rcj fLjH s ((3eUQ (B: s (3GdOGQ GdeUQjI ddJCdja hGdJQLeI , s, 1966)
Keywords: (3GdadSaI GdGSdGejI s