(3Gdfjd hGdeSJbHd (B: s (3QMdI aQjOI eYg JQUO eGLQi dg hdefGHYg GdGSJhGFjI hGdGKjhHjI (B/ s - (3YHOGdJhGH YHOGdMis ((3GdbGgQI (B: s (3eQcR GdGgQGe ddJQLeI hGdfTQ , s, 1988)
Keywords: (3LZQGajI eUQs; (3Gdfjds; (3fgQ Gdfjd (B- (3ajVGfGJs