(3GddSfjI GdJhdjOjI h GdJMhjdjI h bhGYO GddZI GdYQHjI (B: s (3GdfXQjI GdCdSfjI (B/ s - (3RcQjG, ejTGds ((3HjQhJ (B:s (3GdeDSSI GdLGeYjI ddOQGSGJ hGdfTQ hGdJhRjY,s, 1982)
Keywords: (3GddZI GdYQHjIs; (3bhGYO GddZIs; (3Yde GdUQas; (3GdadSaIs; (3GdfXQjGJs