Ketterling JA, Holland CK, Roy RA, Everbach EC1 November 2013Journal article Journal:The Journal of the Acoustical Society of AmericaVolume:134Issue:5, Acoustical Society of America (ASA), pp.4017 - 4017No abstract availableKeywords:40 Engineering , 4008 Electrical Engineering , 51 Physical Sciences DOI10.1121/1.4830656