@inproceedings{DBLP:conf/ieaaie/RyanH90,
  author    = {Kevin Ryan and
               Niamh Harty},
  title     = {Supporting Choice and Evaluation in Preliminary Design},
  booktitle = {IEA/AIE (Vol. 2)},
  year      = {1990},
  pages     = {809-818},
  ee        = {http://doi.acm.org/10.1145/98894.98934},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}