Salem, J. A., & Jenkins, M. G. (1999). A test apparatus for measuring the biaxial strength of brittle materials. Experimental Techniques, 23(4), 19. https://doi.org/10.1111/j.1747-1567.1999.tb01504.x
Chicago Style (17th ed.) CitationSalem, J. A., and M. G. Jenkins. "A Test Apparatus for Measuring the Biaxial Strength of Brittle Materials." Experimental Techniques 23, no. 4 (1999): 19. https://doi.org/10.1111/j.1747-1567.1999.tb01504.x.
MLA (9th ed.) CitationSalem, J. A., and M. G. Jenkins. "A Test Apparatus for Measuring the Biaxial Strength of Brittle Materials." Experimental Techniques, vol. 23, no. 4, 1999, p. 19, https://doi.org/10.1111/j.1747-1567.1999.tb01504.x.
Warning: These citations may not always be 100% accurate.