Vajda, I., Grim, J. Neural networks. In: PARRA-LUNA, Francisco, ed. Systems Science and Cybernetics. Neural Networks. Oxford: Eolss Publishers-UNESCO, 2008, s. 224-248. Encyclopedia of Life Support Systems, Volume III. ISBN 978-1-84826-654-4. Dostupné z: http://library.utia.cas.cz/separaty/2008/SI/vajda-systems science and cybernetics.pdf