WELLMAN DM, MATTIGOD SV, PARKER KE, HEALD SM , WANG C, FRYXELL GE. SYNTHESIS OF ORGANICALLY TEMPLATED NANOPOROUS TIN (II/IV) PHOSPHATE FOR RADIONUCLIDE AND METAL SEQUESTRATION, article, November 22, 2005; (https://digital.library.unt.edu/ark:/67531/metadc874205/m1/1/: accessed December 12, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; .