(3ePcQGJ eMehO QjGV (B: s (3L (B2 : (3GdGef Gdbhei GdYQHi (B- (3Hjf GdGfLGR hGdaTd (B/ s - (3eMehO QjGVs ((3GdbGgQI (B: s, 1986)
Keywords: (3GdbhejI GdYQHjIs; (3LeGd YHOGdfGUQs; (3GdYGde GdYQHi (B- (3GdGef Gdbheis; (3eUQ (B- (3GdYdGbGJ GdNGQLjIs; (3eUQ (B- (3JGQjN (B- (3GdYUQ GdMOjKs; (3eMehO QjGVs