@misc{1200056,
  author = {Stephen R Petersen},
  title = {ZIP - the Zip-Code Insulation Program, version 2.0 ::economic insulation levels for new and existing houses by three-digit zip code : users guide and reference manual (revised edition)},
  year = {1991},
  month = {1991-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NIST.IR.88-3801-1},
  language = {en},
}