(3JGQjN GdHTQjI(B: (3GdeLdO GdSGOS GdbQf GdYTQhf GdJWhQ GdYdei hGdKbGai (B/ s - (3efXeI GdjhfSchs; (3QGTO GdHQGhis; (3eMeO Ydi CHhOQIs ([S.N] : (3GdgjFI GdeUQjI GdYGeI ddcJGH , s, 1972)
Keywords: (3GdJYdjes; (3GdfXe GdGbJUGOjIs; (3GdKbGaIs; (3GdfXe GdSjGSjIs; (3GdfXe GdGLJeGYjIs; (3GdeDSSGJ GdYScQjIs; (3GdGOjGfs; (3GdMVGQI (B- (3JGQjNs