Order:
  1.  26
    Learning to Hypercompute? An Analysis of Siegelmann Networks.Keith Douglas - 2013 - In Gordana Dodig-Crnkovic Raffaela Giovagnoli (ed.), Computing Nature. pp. 201--211.
  2.  62
    Routledge Encyclopedia of Philosophy Online 2.0. [REVIEW]Keith Douglas - 2003 - Teaching Philosophy 26 (4):381-384.