(3eHGOF GdbGfhf GdOhdj GdNGU GdJLGQj (B/ s - (3fUQ Gddg, eQJVi, s ((3GdfLa (B[(3GdYQGb(B] : s (3eWHYI GdfYeGf (B965.s, 1965)
(3jJVef GQLGYGJ HHdjhLQGajI(B.s
(3ehLg dWdHI cdjI GdJLGQI ddUa GdQGHY GdJLGQj(B.s
Keywords: (3GdbGfhf GdOhdj GdNGUs -- (3GdYQGb(B.s; (3GdbGfhf GdOhdj GdNGUs -- (3bhGfjf hJTQjYGJ(B.s