(3GdJQHjI hGdWQjb GdKGdK (B/ s - (3YUGe GdOjf gdGds ((3GdbGgQI (B: s (3OGQ aQMI ddfTQ hGdJhRjY , s, 2003)
Keywords: (3GdbjGS GdefWbis; (3Yde GdfaS GdJQHhis; (3GdefWbs