(3gd GfJgJ MQH GdNdjL (B:s (3OQGSI LOdjI ai JfGbVGJ GdGReI (B/ s - (3SGei YUGUIs ((3HjQhJ (B: s (3ecJHI HjSGf , s, 1994)
Keywords: (3GdchjJs; (3GdYGde GdYQHis; (3GdGMhGd GdSjGSjIs; (3GdYQGbs; (3GdhdGjGJ GdeJMOI GdGeQjcjIs; (3GdHJQhds; (3MQH GdNdjLs; (3GdMQH GdYQGbjI GdGjQGfjIs; (3GhQHGs