(3WHjYI bhGYO GdGNJUGU GdbVGFj GdOhdj hCKQgG Ydi JfajP GdCMcGe GdCLfHjI (B:s (3OQGSI dGJLGgGJ Gdabg hGdbVGA (B/s - (3NGdO, gTGe eMeO CMeOs ((3GdEScfOQjI, eUQ (B:s (3eQcR GdEScfOQjI ddcJGH,s, 1997)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdJMcje GdOhdjs; (3GdGNJUGU GdbVGFjs; (3GdbGfhf GdOhdjs