Efficient Hopfield pattern recognition on a scale-free neural network D. Stauffer, A. Aharony, L. da Fontoura Costa and J. Adler Eur. Phys. J. B, 32 3 (2003) 395-399 Published online: 11 April 2003 DOI: 10.1140/epjb/e2003-00114-7