@misc{40516,
  author = {William Payne},
  title = {Survey of HSPF and Heating Capacity Ratings for ICM Mixed Systems Relative to OEM Mixed Systems and Highest Sales Volume Tested Combinations},
  year = {2007},
  month = {2007-04-01},
  publisher = {HVAC&R Equipment Performance Group},
  language = {en},
}