The self-organizing brain : from growth cones to functional networks : proceedings of the 18th International Summer School of Brain Research, held at the University of Amsterdam and the Academic Medical Centre from 23 to 27 August, 1993 / edited by J. Van Pelt, M.A. Corner, H.B.M. Uylings and F.H. Lopes da Silva.    Amsterdam :  Elsevier,  1994 . xvi, 446 s.