(3ehVM ChgGe GdLeY hGdJaQjb (B/s - (3GdNWjH GdHZOGOj, CMeO Hf Ydj Hf KGHJ,s 392-463 (3g`(B.s; (3bdYLj, YHO GdeYWj Cejfs ((3HjQhJ (B:s (3OGQ GdeYQaI,s, 1987)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdCSeGA hGdcfi hGdCdbGH hGdCfSGH aj GdMOjKs; (3GdMOjKs -- (3GdeDJda hGdeNJdas; (3GdMOjKs -- (3GdLQM hGdJYOjds