1. D. A. Aaker : 1965 , How Recorder Response Affects Analysis, Conf. Anal. Chem. Appl. Spectroscopy, Pittsburg (March).
2. Anon . Strain Gage Instrumentation, Reprint J. Inst. Soc. Amer. (Undated).
3. Anon .: 1961 , Strain Gage Instrumentation, Proc. Inst. Soc. Amer. Fall Conf., Los Angeles, Calif.
4. Anon .: 1962 , Strain Gage Instrumentation, Proc. Inst. Soc. Amer. 17th Ann. Conf., New York.