Mechanical and Aerospace Engineering - 1969 Smetana, F. O., & Daggerhart, J. A., Jr. (1969). Temperature effects on ionization gauge performance at low pressures. Journal of Vacuum Science & Technology, 6(5), 874–878. McDonald, P. W., & Smetana, F. O. (1969). Results of a numerical experiment to determine the current collected in a charged cylinder in a collisionless plasma stream. Advances in Applied Mechanics. Supplements, 5, 1627–1636. Smetana, F. O., & Walker, S. R. (1969). Literature search for theses by computer?results of the first two years of the program. Proceedings of the American Society for Information Science, 6, 95–100. Iachetta, F. A., & Smetana, F. O. (1969). Experiments on the current collected by a cylindrical languir probe in a rarefied plasma streaming with high velocity. Advances in Applied Mechanics. Supplements, 5, 1783–1790. Barrett, R. F., & Smetana, F. O. (1969). State-of-the-art review of turbine engine checkout techniques. AIAA Paper, 69-581.