(3EKHGJ YPGH GdbHQ hSDGd Gdedcjf (B/s - (3GdHjgbj, CHh HcQCMeO Hf GdMSjfs 384-458 (3g`(B.s; (3GdecJH GdSdaj dJMbjb GdJQGK GdESdGej (B((3GdbGgQI(B)s ((3GdbGgQI (B:s (3ecJHI GdJQGK GdESdGej,s, 1987)
Keywords: (3SDGd GdbHQ hYPGHgs -- (3MOjKs; (3GdMOjKs -- (3YPGH GdbHQs; (3GdKhGH hGdYbGHs; (3jhe GdbjGeIs; (3GdMOjKs -- (3LhGeY afhfs