(3abg GdEeGe ecMhd GdTGej aj GdWgGQI hGdUdGI (B/s - (3GdHQcGJj, gjRY fGUQ CMeO s ((3LOI (B:s (3OGQ GdYHjOj ddfTQ hGdJhRjY ,s, 1999)
Keywords: (3ecMhd GdTGej, ecMhd Hf CHj eSde TgQGHs -- (3Jhaj (B112 (3gLQjs -- (3Ojfs; (3GdWgGQI (B((3abg ESdGej(B)s; (3GdUdGI (B((3abg ESdGej(B)s