Lehman, Peter A.; Cashman, Eileen; Lipman, Timothy & Engel, Richard A. Final Technical Report: Hydrogen Energy in Engineering Education (H2E3), report, September 15, 2011; (https://digital.library.unt.edu/ark:/67531/metadc833830/m1/1/: accessed April 23, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .

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