@incollection{Amati&98:IRULb, 
   author    = {Amati,Gianni and van Rijsbergen, Keith}, 
   year      = {1998}, 
   title     = {Simplicity and  {I}nformation {R}etrieval}, 
   booktitle = {Information {R}etrieval: {U}ncertainty and  {L}ogics}, 
   editor    = {Crestani, Fabio and Lalmas, Mounia and van  Rijsbergen,Cornelis Joost}, 
   publisher = {Kluwer Academic Publishers}, 
   series    = "Information Retrieval",
   address   = {Boston}, 
   pages     = {281-293},
   ISBN      = {ISBN 0-7923-8302-8}
 }