(3GdaGFV GdEbJUGOi GdaYdi h OhQ GdVQjHI ai JYHFJg HGdEbJUGO GdeUQi (B/s - (3YHO GdgGOi Ydi GdfLGQ s ((3GdbGgQI (B:s (3GdgjFI GdYGeI dTFhf GdeWGHY GdGejQjI (B,s, 1974)
(3jTJed Ydi LOGhd (B.s
. 306-316(3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdeGdjI GdYGeI h GdJTQjY GdVQjHi s; (3GdVQGFH s; (3GdGbJUGO s