(3eYLRI TQb BSjG (B: (3Gdfeh GdGbJUGOj hGdSjGSGJ GdYGeI (B: (3JbQjQ GdHfc GdOhdj dHMhK GdSjGSGJ GdYGeIs - (3GdTGeSj, TjNI Sjas; (3GdHfc GdOhdj ddGfTGA hGdJYejQs; (3GdShjOj, YHOGddg fGUQs; (3eQcR GdEeGQGJ ddOQGSGJ hGdHMhK GdGSJQGJjLjIs ((3GHhXHj (B: s (3eQcR GdEeGQGJ ddOQGSGJ hGdHMhK GdGSJQGJjLjI,s, 2000)
Keywords: (3TQb GSjG (B-- (3GdGMhGd GdGbJUGOjIs; (3TQb GSjG (B-- (3GdJNWjW GdGbJUGOjs; (3LfhH TQb GSjG (B-- (3GdGMhGd GdGbJUGOjIs