1. A discussion of turbine and compressor sealing devices and systems;Schmal,1979
2. Centrifugal compressor shaft seals;Samborn;Mech. Eng.,1967
3. High performance seals;Cawley;Mach. Design,1971
4. Aircraft gas turbine mainshaft face seals—problems, promises;McKibben,1969
5. Advances in gas turbine engine sealing;Elrod,1981