TY - RPRT TI - Using microcomputers to monitor the field performance of residential heat pumps AU - Hurley, Charles W AU - Kelly, George E AU - Kopetka, Paul A PY - 1981 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 81-2285 DO - 10.6028/NBS.IR.81-2285 ER -