(3GaGb GdGJUGd hefGaPg ai GdYdhe hGdJcfhdhLjG (B/ s - (3ejOhR(B, (3LGcs; (3MTeJ bGSes ((3GdbGgQI (B: s (3ecJHI ZQjH , s, 1979)
Keywords: (3GdeYdheGJs; (3GdGJUGds; (3GdJhKjbs; (3fXQjI GdeYdheGJs