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Displaying 1-2 of 2 results for author "Ballarini, Roberto."
Gear crack propagation investigations [microform] / David G. Lewicki and Roberto Ballarini.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1996]
- 1996
Effect of rim thickness on gear crack propagation path [microform] / David G. Lewicki and Roberto Ballarini.
- Text
- [Washington, DC : National Aeronautics and Space Administration : U.S. Army Research Laboratory ; Springfield, Va. : National Technical Information Service, distributor, 1996]
- 1996
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