@incollection{compref28,
   author = {Badii,R},
   year = {1992},
   title = {Complexity and Unpredicatable Scaling of Hierarchical Structures},
   booktitle = {Chaotic Dynamics, Theory and Practice},
   editor = {Bountis,T},
   publisher = {Plenum Press},
   address = {New York and London},
   pages = {1-19}
}