American Institute of Electrical Engineers, Transactions of the
Transactions of the American Institute of Electrical Engineers > 1944 > 63 > 12 > 1150 - 1157
Transactions of the American Institute of Electrical Engineers > 1944 > 63 > 12 > 1227 - 1233
Transactions of the American Institute of Electrical Engineers > 1944 > 63 > 12 > 1059 - 1069