1. Vibration signal analysis techniques;Houser;U.S. Army Air and Mobility Research and Development Laboratory Fort Eustis, Virginia, Report 73-101,1973
2. Signature analysis methods and applications for rotating machines;Braun;American Society of Mechanical Engineers Paper No. 77 WAM/AUT-5,1977
3. Analysis of semi-periodic signatures by a combination of averaged and variance functions;Braun;General Electric Technical Information Series,1971
4. Signature analysis, non-intrusive technique for incipient failure identification;Weichbrodt;General Electric Technical Information Series 70-C-364,1970
5. Sensitivity enhancement in magnetic resonance;Ernst;Review of the Science Institute,1965