(3GdeGdjI GdYGeI (B- (3GdGbJGUGO GdeGdj (B: s (3OQGSI GdJTQjY GdeGdj GddHfGfj ebGQfI eY HYV GdJTQjYGJ GdYQHjI hGdYGdejI (B/ s - (3aQMGJ , ahRJ s ((3HjQhJ (B: s (3efThQGJ GdMdHj GdMbhbjI , s, 2001)
Keywords: (3GdeGdjI GdYGeI s