(3Yde GdGLJeGY GdKbGaj heTcdGJ GdTNUjI aj GdHfGA GdGLJeGYj (B/s - (3ESeGYjd, bHGQj eMeO s (3eDda(B.s ((3GdEScfOQjI, eUQ (B:s (3efTCI GdeYGQa, s, 1982)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B. s
Keywords: (3GdKbGaI s -- (3LhGfH GLJeGYjIs; (3GdHfGA GdGLJeGYj s; (3GdTNUjIs -- (3LhGfH GLJeGYjI s