@techreport{1991-Rutten-FunctionalNetwork,
  author		= "{Rutten}, L.M.W.J. and {Koopman}, P. and {v}, M.C.J.D. and {Plasmeijer}, M.J.",
  title			= "{Functional Specification of a Neural Network}",
  number		= "CSI--R9109",
  month			= "April",
  institution		= "Radboud University Nijmegen",
  organization		= "Radboud University Nijmegen",
  year			= "1991",
  code			= "icis.91-9",
  research_group	= "icis",
  class			= "Report"
}