@incollection{compref298,
   author = {Serra,R},
   year = {1988},
   title = {Some Remarks on Different Measures of Complexity for the Design of Self-organising Systems},
   booktitle = {Cybernetics and Systems '88},
   editor = {Trappl,R},
   publisher = {Klumer Academic},
   address = {Dordrecht},
   pages = {141-148}
}