F. Xhafa, and B. Duran. Recent Advances in Evolutionary Computation for Combinatorial Optimization, volume 153 of Studies in Computational Intelligence, Springer, (2008)
N. Bessis, E. Asimakopoulou, M. Aydin, and F. Xhafa. Next Generation Data Technologies for Collective Computational Intelligence, volume 352 of Studies in Computational Intelligence, Springer, (2011)