(3CSQGQ h NaGjG GdeGajG QMdI edhc GdbJd hGdOYGQI (B... / s - (3CHh GdQhS, Cjefs ((3GdbGgQI (B:s (3ecJHI GHf SjfG ddfTQ,s, 1989)
Keywords: (3GdeGajGs; (3GdefXeGJ GdSQjIs; (3GdLQjeIs; (3GdeLQehfs