(3YHOGdfGUQ heG HYO (B/ s - (3GdeDSSI GdYGeI ddOQGSGJ hGdfTQs ([S.N] : (3GdeDSSI GdYQHjI ddOQGSGJ hGdfTQ , s, 1993)
Keywords: (3GdYUQ GdMOjKs; (3eUQs; (3GdYGde GdYQHis; (3GdGMhGd GdSjGSjIs; (3ebGdGJ heMGVQGJs; (3GdJGQjNs; (3GdfGUQjIs; (3LeGd YHOGdfGUQs