1. Bannour S., Azimi-Sadjadi M.R.: Principal component extraction using recursive least squares learning. IEEE Transactions on Neural Networks. 6 (1995) 457–469
2. Cichocki A., Kasprzak W., Skarbek W.: Adaptive learning algorithm for Principal Component Analysis with partial data. Proceedings of 13-th European Meeting on Cybernetics and Systems Research. Austrian Society for Cybernetics Studies, Vienna, Austria (1996) 1014–1019
3. Diamantaras K. I., Kung S. Y.: Principal component neural networks — Theory and applications. John Wiley & Sons, Inc. (1995)
4. Jain A.K.: Fundamentals of digital image processing. Prentice-Hall International, Englewood Cliffs NJ (1994)
5. Mitchell, Pennebaker: The JPEG standard (1995)