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3. Segev, R., "Differentiable Manifolds and Some Basic Notions of Continuum Mechanics", Ph.D. Thesis, Dept. of Mech. Engg., University of Calgary, May, 1981
4. Segev, R. and Epstein, M., "The Principle of Virtual Work and Continuum Dynamics", 1981 (unpublished)
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