(3YeQ Hf GdNWGH (B/s - (3OGQZhK, QTGOs ((3HjQhJ (B:s (3OGQ GdfaGFS,s, 1981)
Keywords: (3YeQ Hf GdNWGH Hf fajd GdbQTj,s -- 40 (3b(B. (3g`(B-23 (3g`(B.s; (3GdUMGHI hGdJGHYhfs -- (3JQGLes; (3GdNdaGA GdQGTOhfs -- (3JQGLes