(3GYeGd GdQSd (B/ s - (3eGQTGd, ghGQOs; (3LhRja UGHQs; (3fLjH LQLhQs ((3GdbGgQI (B: s (3OGQ GdKbGaI GdYQHjI , s, 1992)
Keywords: (3GdOjf GdeSjMis