@techreport{rags-year1,
  author	= {Cahill, Lynne and Doran, Christy and Evans, Roger and Mellish, Chris and Paiva, Daniel and Reape, Mike and Scott, Donia and Tipper, Neil},
  title		= {Towards a Reference Architecture for Natural Language Generation Systems},
  institution	= {Information Technology Research Institute (ITRI), University of Brighton},
  year		= {1999},
  number	= {ITRI-99-14},
  note		= {Available at \tt http://www.itri.brighton.ac.uk/projects/rags},
  URL		= {http://www.itri.brighton.ac.uk/projects/rags},
  urlpage	= {http://www.itri.brighton.ac.uk/projects/rags}
}