(3JQHjI hQYGjI hGfJGL GdMjhGf GdRQGYi (B/ s - (3eMeO jMji MSjf OQhjTs ([S.N] : (3ecJHI GdGfLdhGdeUQjI , s, 1990)
Keywords: (3GdJQHjIs; (3GdGfJGL GdMjhGfis; (3GdeGTjIs; (3eRGQY GdMjhGfGJs; (3JZPjIs; (3GdMjhGfGJ (B- (3JQHjIs