(3bGehS GdceHjhJQ fXe GdGJUGdGJ hfXe GdeYdheGJ (B, (3bhGYO GdHjGfGJ(B. (3GfLdjRi YQHi (B/ s - (3eMeO GdSYjO NTHIs; (3eMehO YHOGdYXje YHOGddgs ([S.N] : (3dLfI GdGYdGe hGdOQGSGJ GdeSJbHdjI , s, 1990)
Keywords: (3GdMGSHGJ GdGdcJQhfjIs; (3GdGdcJQhfGJs; (3GdeYGLes