(3GSgGeGJ GdNOeI GdGLJeGYjI ai QYGjI GdaFGJ GdNGUI (B/ s - (3GdSjO QeVGfs ([S.N] : (3GdecJH GdLGeYi GdMOjK , s, 1990)
Keywords: (3GdLQjeI hGdeLQehfs; (3GdNOeI GdGLJeGYjIs; (3LfGM GdGMOGKs; (3eMGce GdCMOGKs; (3GdJTQOs; (3GdGUdGMjGJs; (3GdOaGY GdGLJeGYis; (3GUdGMjGJ GdfSGAs