(3GNQ GdYeGdbI LGA ef GdbOS (B: s (3bUI GdRYje GdadSWjfji ehSi GdYdei (B/ s - (3GdfTGTjHi (B: (3fGUQ GdOjfs ([(3O(B.(3e (B: s (3O(B.(3f(B] : s, 1986)
Keywords: (3GdYdei (B: (3ehSi (B: s -- 1984(3Js; (3adSWjfs -- (3JGQjNs -- (3GdGfJOGH GdHQjWGfis