(3GdeSQMjGJ (B1964-1988 (3GdGYeGd GdecGedI aj LRFjf (B- (3GdLRA GdGhds - (3YQSGf(B. (3Ydj YbdIs ((3WdGS ddOQGSGJ hGdJQLeI hGdfTQs (3OeTbs, 1989)
Keywords: (3GdeSQMjI GdYQHjIs; (3GdeSQMjGJs