(3GSS HfGA GdKQhI (B: s (3cja JUfY KQhI MbjbjI (B/ s ((3GdbGgQI (B: s (3OGQ cfhR ddfTQ hGdJhRjY , s, 2009)
Keywords: (3GdfLGM GdTNUj; EOGQI GdCehGds