1. Ross, R.G., Jr., Johnson, D.L. and Sugimura, R.S., “Characterization of Miniature Stirling-cycle Cryocoolers for Space Application,” 6th International Crvocooler Conference Proceedings, Plymouth, MA, October 25–26, 1990, DTRC-91/002, David Taylor Research Center (1991), pp. 27-38.
2. Johnson, D.L., Mon, G.R., and Ross, R.G., Jr., “Spacecraft Cooler Characterization”, 7th International Crvocooler Conference Proceedings, Air Force Phillips Laboratory Report PL-CP—93-1001, Kirtland Air Force Base, NM, April 1993, pp. 73-83.
3. Ross, R.G., Jr., Johnson, D.L. and Kotsubo, V., “Vibration Characterization and Control of Miniature Stirling-cycle Cryocoolers for Space Application,” Adv. Cryo. Engin.,” Vol. 37B (1991), pp. 1019–1027.
4. B.G. Johnson, F.J. Flynn, M.S. Gaffney, D.L. Johnson, R.G. Ross, Jr., “Demonstration of Active Vibration Control on a Stirling-cycle Cryocooler Testbed”, Proceedings of the American Control Conference, Chicago IL, June 24–26, 1992.
5. Johnson, B.G., et al., “Demonstration of Active Vibration Reduction on a Stirling-cycle Cryocooler Testbed”, 7th International Crvocooler Conference Proceedings, Air Force Phillips Laboratory Report PL-CP—93-1001, Kirtland Air Force Base, NM, April 1993, pp. 820-828.