(3Mbhb GdGfSGf Hjf EYdGf GdGee GdeJMOI hGdbQCf (B/ s - (3dWai eMehO YHOGdMdjes ([S.N] : (3GdeUHGM ddfTQ hGdJQLeI , s, 1992)
Keywords: (3GdeHGMK GdYGeIs; (3GdbQGfs