Bild, R. W.; Leisher, W. B.; Weissman, S. H. & Seya, M.Helium/solid powder O-ring leakage correlation experiments using a radiotracer,
report,
January 1, 1984;
Albuquerque, New Mexico.
(https://digital.library.unt.edu/ark:/67531/metadc1053334/m1/7/:
accessed July 16, 2024),
University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu;
crediting UNT Libraries Government Documents Department.