4. pi. data of relativistic nuclear collisions. [Plastic ball]
4. pi. data of relativistic nuclear collisions. [Plastic ball], article, May 1, 1983; United States. (digital.library.unt.edu/ark:/67531/metadc1095688/: accessed May 22, 2018), University of North Texas Libraries, Digital Library, digital.library.unt.edu; crediting UNT Libraries Government Documents Department.