(3GdeGdjI GdYGeI GdeUQjI (B:s (3OQGSI ddGbJUGO GdYGe GdeUQi (B/s - (3GdSjO YHO Gdehdi s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI (B,s, 1994)
(3jTJed Ydi EVGMjGJ , LOGhd (B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdGbJUGOs -- (3eUQ s; (3GdeGdjI GdYGeI s -- (3eUQ s; (3GdeGdjI GdYGeI h GdJTQjY GdVQjHi s