(3GdQehR ai Gdaf (B- (3GdGOjGf (B- (3GdMjGI (B/ s - (3YHOGdgGOi YHGSs; (3SjQfL, ajdjHs ((3ShQjG (B: s (3OGQ OeTb ddfTQ hGdJhRjY hGdWHGYI , s, 1992)
Keywords: (3GdQeRjIs; (3GdGOH GdYQHi (B- (3eLehYGJs