(3UhJ hdGUOi (B/ s - (3UHQi GdYScQis; (3eGgQ OGhOs ([S.N] : 2000 (3ddKbGaI hGdfTQ , s, 1984)
Keywords: (3GdGOH GdYQHis; (3fRGQ bHGfis; (3dhjS YhVs; (3JGQjN hfbOs; (3GdGOH hGdKhQGJs; (3GdGOH hGdGNdGbs