(3GdhUjI GdcHQi (B/s - (3GHf JjejI, CMeO Hf YHO GdMdje Hf YHO GdSdGe,s 661-728 (3g`(B.s; (3GdMehO, eMeO Hf MeOs ((3GdEMSGA, GdSYhOjI (B:s (3ecJHI GHf GdLhRj,s, 1988)
Keywords: (3GdMOjKs -- (3QhGjIs; (3GdhYX hGdEQTGOs; (3Yde GdcdGes