(3JMdjd eVehf GdEYdGe GdefgL h GdJWHjbGJ GdYQHjI (B: s (3I (B/ s - (3Hf, QjJTGQOs; (3Ohfgjh, dhjSs; (3KhQH, QhHQJs; (3GdLhgQ, eMeO fGLjs ((3GQHO (B:s (3bOSjI ddfTQhGdJhRjY,s, 1992)
Keywords: (3GdEYdGes