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3. ASTM, E1131-03, 2003. Standard Test Method for Compositional Analysis by Thermogravimetry. ASTM International, West Conshohocken, PA. 〈www.astm.org〉.
4. ASTM, E1426-14, 2014. Standard Test Method for Determining the X-Ray Elastic Constants for Use in the Measurement of Residual Stress Using X-Ray Diffraction Techniques. ASTM International, West Conshohocken, PA. 〈www.astm.org〉.
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