Aas, Tor Helge; Pedersen, Per Egil (2013). "The usefulness of componentization for specialized public service providers". Managing Service Quality. 23 (6): 513–532. doi:10.1108/MSQ-10-2012-0138.
Block, N. 1995. "The mind as the software of the brain", in Smith, E. and Osherson, D. (Eds) Thinking: An invitation to cognitive science. Cambridge, Massachusetts: MIT Press.
Altenberg, L. 1995. "Genome growth and the evolution of the genotype-phenotype map". In Evolution and Biocomputation: Computational Models of Evolution, ed. Wolfgang Banzhaf and Frank H. Eeckman. Lecture Notes in Computer Science vol. 899. Springer-Verlag, pp. 205–259.