(3Gef GSQGFjd ai GdKeGfjfGJ (B/ s - (3eDSSI GdOQGSGJ GdadSWjfjIs ([S.N] : (3eDSSI GdOQGSGJ GdadSWjfjI , s, 1980)
Keywords: (3GdYUQ GdMOjKs; (3JGQjNs; (3abg GddZI GdYQHjI GdMOjKIs; (3GSQGFjds