(3TQhW GdCFeI GdSJI (B:s (3GdHNGQj heSde hCHj OGhO hGdJQePj hGdfSGFj hGHf eGLI (B/s - (3GdebOSj, eMeO Hf WGgQ Hf Ydj,s 448-507 (3g`(B.s; (3GdMGRej, eMeO Hf ehSi Hf YKeGf,s 548-584 (3gLQjG(B.s ((3HjQhJ (B:s (3OGQ GdcJH GdYdejI,s, 1984)
(3fSNI eMbbI Yf WHYI GdbGgQI (B: (3MSGe GdOjf GdbOSj, (B1357 (3g`(B.s
Keywords: (3GdMOjKs -- (3ESfGOs; (3WHbGJ QhGI GdMOjK hMaGXgs -- (3JQGLes