@techreport{plt-tr2004-plot-v207,
  author = {Alexander Friedman and Jamie Raymond},
  title = {{PLoT} Manual},
  number = {PLT-TR2004-plot-v207},
  type = {Reference Manual},
  institution = {PLT Scheme Inc.},
  month = {May},
  year = {2004},
  url = {http://download.plt-scheme.org/doc/207/pdf/plot.pdf},
  note = {\url{http://plt-scheme.org/techreports/}}
}