@article{mcgann1962development, title = {Development of a Low Loss, High Precision Permeameter for the Evaluation of High Energy Permanent Magnets}, author = {McGann, David W.}, journal = {J. Audio Eng. Soc}, volume = {10}, number = {3}, pages = {194--199}, year = {1962}, url = {https://www.aes.org/e-lib/browse.cfm?elib=855} }