(3eLdI GdJLGQI hGdVQjHI(B.s (3GdYOO GdNGeS hGdKeGfhf (B- (3GdJSYhf (B/s ((3GdbGgQI (B:s, 1963)
(3HbjI (B. . (3GdQbGHI GdYdjG Ydi TQcGJ GdbWGY GdYGe (B/ s (3Hbde GdCSJGP Thbi aQfSjS(B. s
(3GdYOO GdNGeS hGdKeGfhf (B-(3GdJSYhf jfGjQ(B-(3jhfjh (B1963. s
Keywords: (3GdeGdjI GdYGeI hGdJTQjY GdVQjHjs -- (3OhQjGJs