prepared by Consumers Power Company, principle investigators J. Z. Reynolds ... [and others], Temple, Barker and Sloane, Inc. ; prepared for Electric Power Research Institute
prepared by Temple, Barker & Sloane, inc. ; principal investigators, R. Wayland, E. Brusger ; Battelle-Columbus Division ; principal investigator, D. Jones
prepared by Battelle Columbus Division, principal investigators, W.E. Kirksey, S. Balistocky, B. Miller ; Temple, Barker & Sloane ... ; The Investor Responsibility Research Center ... ; prepared for Electric Power Research Institute