@article{compref253,
   author = {Pattee,H},
   year = {1995},
   title = {Evolving self-reference: matter, symbols and semantic closure},
   journal = {Communication and Cognition - Artificial Intelligence},
   volume = {12},
   pages = {9-27}
}

@article{compref188,
   author = {Khalil,EL},
   year = {1995},
   title = {Organizations, Naturalism and Complexity},
   journal = {Review of Social Economy},
   volume = {53},
   pages = {393-419}
}

@book{compref127,
   author = {Gell-Mann,M},
   year = {1994},
   title = {The Quark and the Jaguar - adventures in the simple and the complex},
   publisher = {Little, Brown and Co.},
   address = {London}
}

@misc{compref104,
   author = {Darley,V},
   year = {1994},
   title = {Emergent Phenomena and Complexity},
   howpublished = {Alife IV, also available <a href="http://www.cogs.susx.ac.uk/users/ezequiel/alife-page/complexity.html">electronically</a>}
}

@article{compref17,
   author = {Arthur,WB},
   year = {1994},
   title = {Inductive Reasoning and Bounded Rationality},
   journal = {American Economic Association Papers and Proceedings},
   volume = {84},
   pages = {406-411}
}

@incollection{compref98,
   author = {Crutchfield,JP},
   year = {1993},
   title = {Observing Complexity and The Complexity of Observation},
   booktitle = {Inside versus Outside},
   editor = {Atmanspacher,H},
   publisher = {Springer},
   address = {Berlin},
   pages = {235-272}
}

@misc{compref623,
   author = {Seeley,D and Ronald,S},
   year = {1992},
   title = {The Emergence of Connectivity and Fractal Time in the Evolution of Random Digraphs},
   howpublished = {Complex Systems 92, Australia National University, 1992.  Available by <a href="ftp://life.anu.edu.au/Pub/complex{Isystems/anu92/papers/seeley.ps">ftp</a>}}
}

@incollection{compref161,
   author = {Heylighen,F},
   year = {1992},
   title = {Self-Organization, Emergence and the Architecture of Complexity},
   booktitle = {Proceedings of the European Congress on System Science},
   editor = {   publisher = {AFCET},
   address = {Paris},
   pages = {23-32}
}

@article{compref153,
   author = {Harnad,S},
   year = {1990},
   title = {The symbol grounding problem},
   journal = {Physica D},
   volume = {42},
   pages = {335-346}
}

@article{compref145,
   author = {Grassberger,P},
   year = {1989},
   title = {Problems in Quantifying Self-organized complexity},
   journal = {Helvetica Physica Acta},
   volume = {62},
   pages = {498-511}
}

@article{compref22,
   author = {Atlan,H},
   year = {1987},
   title = {The Self-Creation of Meaning},
   journal = {Physica Scripta},
   volume = {36},
   pages = {563}
}

@incollection{compref94,
   author = {Cottrell,A},
   year = {1977},
   title = {Emergent Properties of Complex Systems},
   booktitle = {Encyclopedia of Ignorance},
   editor = {Duncan,R and Weston-Smith,M},
   publisher = {Pergamon},
   address = {Oxford},
   pages = {129-135}
}

@misc{compref697,
   author = {Van Emden,MH},
   year = {1971},
   title = {An Analysis of Complexity},
   howpublished = {Mathematical Centre Tracts, Mathematisch Centrum Amsterdam, Amsterdam, 1971}
}