1. Gas lubricated bearings;Powell,1964
2. Fleming DP, Thayer WJ, Cunningham RE. Experimental dynamic stiffness and damping of externally pressurized gas-lubricated journal bearings. Clevand (OH): NASA, Lewis Research Center and U.S. Army Air Mobility R&D Laboratory; 1976 June. Report No.:NASA-TN- D- 8270.
3. Design of Aerostatic Bearings;Powell,1970
4. Precision Machine Design;Slocum,1992
5. Cunningham RE, Gunter JR, Edward J. Critical speeds of a rotor in rigidly mounted, externally pressurized, air-lubricated bearings. Clevand (OH): NASA, Lewis Research Center and U.S. Army Air Mobility R&D Laboratory; 1971 May. Report No.: NASA-TN-D-6350.