(3ebOeI dOQGSI GdJGQjN GdGSdGei JYQja HeUGOQ GdJGQjN GdGSdGei hefgGLI GdMOjK (B/ s - (3YHOGdefYe eGLOs ([S.N] : (3ecJHI GdGfLdhGdeUQjI , s, 1987)
Keywords: (3GdJGQjN GdGSdGeis; (3GdJGQjNs; (3GdeDQNhfs