@inproceedings{Barrett:90,
  author = "Barrett,P. and Bond,P. and Hilborne,A. and Rodrigues,L. and Seaton,D. and Speirs,N. and Ver\'{\i}ssimo,P.",
  address = "Newcastle-UK",
  booktitle = "Digest of Papers, The 20th International Symposium on Fault-Tolerant Computing",
  month = jun,
  organization = "IEEE",
  title = "{T}he {D}elta-4 {E}xtra performance architecture ({X}{P}{A})",
  year = "1990"
}