indentation crack. Y is the shape parameter for a half-penny surface crack.
urement of stress with high spatial resolution.
Jakus, K.; Evans, N.D. & Hay, J.C. Stress measurement with non-indentation, report, November 1998; Tennessee. (https://digital.library.unt.edu/ark:/67531/metadc702873/m1/2/: accessed April 26, 2019), University of North Texas Libraries, Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.