@misc{1180901, author = {Charles W Hurley and George E Kelly and Paul A Kopetka}, title = {Using microcomputers to monitor the field performance of residential heat pumps:}, year = {1981}, month = {1981-01-01 05:01:00}, publisher = {, National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NBS.IR.81-2285}, language = {en}, }