1. Bishop, C.M.: Pattern Recognition and Machine Learning. Springer, Heidelberg (2006)
2. Duch, W., Jankowski, N.: Survey of neural transfer functions. Neural Computing Surveys 2, 163–213 (1999)
3. Duch, W., Diercksen, G.H.F.: Feature space mapping as a universal adaptive system. Computer Physics Communications 87, 341–371 (1995)
4. Levine, I.: Quantum Chemistry, 5th edn. Prentice-Hall, Englewood Cliffs (1999)
5. Lecture Notes in Computer Science;W. Duch,2004