Tuck, D.M. Interfacial Properties of a Hydrophobic Dye in the Tetrachloroethylene-Water-Glass Systems, report, February 23, 1999; (https://digital.library.unt.edu/ark:/67531/metadc694340/m1/1/: accessed November 16, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .