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2002
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Rotimi, Ola. : Contemporary Black biography. Volume 1 : profiles from the international Black community / Michael L. LaBlanc,editor.| [Gale electronic resource]
Rotors. : Machines électriques tournantes. English
2010
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Rotors -- Dynamics. : Fundamentals of helicopter dynamics / C. Venkatesan. [O'Reilly electronic resource]
2015
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Rotors -- Maintenance and repair. : Condition monitoring, troubleshooting and reliability in rotating machinery. Volume 3 / edited by Robert X. Perez. [O'Reilly electronic resources]