@misc{1185486, author = {G E Kelly and W H Parken}, title = {Method of testing, rating and estimating the seasonal performance of central air-conditioners and heat pumps operating in the cooling mode:}, year = {1978}, month = {1978-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.77-1271}, language = {en}, }