(3GdJWhQGJ GdGbJUGOjI aj GaQjbjG (B1956 - 1957 :s (3edMb dOQGSI GdGMhGd GdGbJUGOjI GdYGedI dSfI (B1957 /s - (3GdGee GdeJMOI(B. (3GOGQI GdTDhf GdGbJUGOjI hGdGLJeGYjIs ((3fjhjhQc (B:s (3GOGQI GdTFhf GdGbJUGOjI,s, 1957)
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI hGdJTQjY GdVQjHj s