(3GVhGA Ydi UfGYI GdcJGHI GdOhGhjfjI YfO GdYQH efP fTGJgG MJi GdYUQ Gdeedhci (B/ s - (3Sdje GdMSfjIs ((3ShQjG (B: s (3efThQGJ hRGQI GdKbGaI , s, 1997)
Keywords: (3GdHdGZIs; (3GdTYQGdYQHi (B- (3OhGhjf hbUGFOs; (3GdcJGHI GdYQHjI, Ydes