@incollection{compref352,
   author = {Wolfram,S},
   year = {1987},
   title = {Complex Systems Theory},
   booktitle = {Emerging Syntheses in Science},
   editor = {Pines,D},
   publisher = {Addison-Wesley},
   address = {Redwood City, California},
   pages = {183-190}
}

@incollection{compref45,
   author = {Bennett,CH},
   year = {1985},
   title = {Dissipation, Information, Computational Complexity and the Definition of Organization},
   booktitle = {Emerging Syntheses in Science},
   editor = {Pines,D},
   publisher = {Addison-Wesley},
   address = {Redwood city, CA},
   pages = {215-233}
}