Laboratory testing of West Valley reference 6 glass, article, July 1, 1995; (https://digital.library.unt.edu/ark:/67531/metadc780514/m1/1/: accessed July 16, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .
Laboratory testing of West Valley reference 6 glass, article, July 1, 1995; (https://digital.library.unt.edu/ark:/67531/metadc780514/m1/1/: accessed July 16, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .