(3GdHjFI GdCefjI aj BSjG GdhSWi (B/s - (3SJGQ, aQjOQjcs ((3CHh XHj (B:s (3eQcR GdEeGQGJ ddOQGSGJ hGdHMhK GdGSJQGJjLjI,s, 1999)
Keywords: (3GdYdGbGJ GdGbJUGOjI GdOhdjIs; (3BSjG GdhSWis -- (3SjGSI hMcheIs; (3BSjG GdhSWis -- (3YdGbGJ NGQLjIs