Eichinger, B.E. Rubber elasticity. June 15, 1981-June 14, 1981. [Polydimethylsiloxane], report, January 1, 1981; (https://digital.library.unt.edu/ark:/67531/metadc1093902/m1/1/: accessed November 18, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .