@article{compref260,
   author = {Pincus,S},
   year = {1995},
   title = {Approximate emtropy (ApEn) as a complexity measure},
   journal = {Chaos},
   volume = {5},
   pages = {110-117}
}

@article{compref625,
   author = {Ląpez-Ruiz,R and Mancini,HL and Calbert,X},
   year = {1995},
   title = {A statistical measure of compelxity},
   journal = {Physics Letters A},
   volume = {209},
   pages = {321-326}
}

@article{compref179,
   author = {Kampis,G and Csanyi,V},
   year = {1987},
   title = {Notes on Order and Complexity},
   journal = {Journal of Theoretical Biology},
   volume = {124},
   pages = {111-121}
}

@article{compref164,
   author = {Hogg,T and Huberman,BA},
   year = {1986},
   title = {Order, Complexity and Disorder},
   journal = {Mondes en Developpement},
   volume = {54-55},
   pages = {}
}

@article{compref259,
   author = {Pimm,S},
   year = {1984},
   title = {The complexity and stability of ecosystems},
   journal = {Nature},
   volume = {307},
   pages = {321-326}
}

@incollection{compref131,
   author = {Giarini,O},
   year = {1984},
   title = {The Consequences of Complexity in Economics: Vulnerability, Risk, and Rigidity Factors in Supply},
   booktitle = {The Science and Praxis of Complexity},
   editor = {Aida,et al},
   publisher = {United Nations University},
   address = {Tokyo},
   pages = {133-145}
}

@article{compref249,
   author = {Papentin,F},
   year = {1980},
   title = {On Order and Complexity},
   journal = {Journal of Theoretical Biology},
   volume = {87},
   pages = {1-456}
}

@article{compref341,
   author = {Weaver,W},
   year = {1948},
   title = {Science and Complexity},
   journal = {American Scientist},
   volume = {36},
   pages = {536-544}
}