(3OjhGf JheGS(B:s (3eLehYI ebGdGJ fbOjI (B/ s - (3chcS, Sj(B. (3Hjs; (3LHQG, GHQGgjes ((3HZOGO(B[(3GdYQGb(B]:s (3OGQ GdQTjO,s, 1982)
Keywords: (3GdebGdGJ GdGLfHjIs