National Vacuum Symposium & Preuss Luther E. (1962). Transactions of the eighth National Vacuum Symposium (American Vacuum Society) combined with the second International Congress on Vacuum Science and Technology (International Organization for Vacuum Science and Technology): October 16, 17, 18, 19, 1961, Washington, D.C., U.S.A. Symposium Publications Division, Pergamon Press.

National Vacuum Symposium et Preuss Luther E. Transactions of the Eighth National Vacuum Symposium (American Vacuum Society) Combined with the Second International Congress on Vacuum Science and Technology (International Organization for Vacuum Science and Technology): October 16, 17, 18, 19, 1961, Washington, D.C., U.S.A. Symposium Publications Division, Pergamon Press, 1962.