Pattern Recognition Letters, Volume 20

Volume 20, Number 1, January 1999

Volume 20, Number 2, February 1999

Volume 20, Number 3, March 1999

Volume 20, Number 4, April 1999

Volume 20, Number 5, May 1999

Volume 20, Number 6, June 1999

Volume 20, Number 7, July 1999

Volume 20, Number 8, August 1999

Volume 20, Number 9, September 1999

Volume 20, Number 10, Oktober 1999

Volume 20, Number 11-13, November 1999

Volume 20, Number 14, December 1999