1. G. G. Wald, NASA Contractor Report 16576, NASA, Washington, DC (1981).
2. R. Grimes, T. Davis, H. J. Saxty andJ. E. Fearon, ?Progress to Aluminum-Lithium Semi-Fabricated Products?, Journal de Physique, 4th International Aluminum Conference, 10?12 June 1987, Paris, France, edited by G. Champier, B. Dubost, D. Miannay, L. Sabetay (Les editions de Physique, Paris, 1987) pp. C3-11?C3-24.
3. P. E. Bretz, ?Alithalite Development and Production?, Journal de Physique, 4th International Aluminum Conference, 10?12 June 1987, Paris, France, edited by G. Champier, B. Dubost, D. Miannay, L. Sabetay (Les editions de Physique, Paris, 1987) pp. C3-25?C3-31.
4. G. Leroy, R. Mace, D. Marchive, P. Meyer, R. Nossent andF. Schlecht, ?Status Report on the Development of Aluminum-Lithium at Pechiney?. Journal de Physique, 4th International Aluminum Conference, 10?12 June 1987, Paris, France, edited by G. Champier, B. Dupost, D. Miannay, L. Sabetay (Les editions de Physique, Paris, 1987) pp. C3-33?C3-42.
5. J. R. Pickens, F. H. Heubaum, L. S. Kramer, T. J. Langan andK. S. Kumar, ?Ultra-High Strength Weldable Al-Li Alloy Development by Martin Marietta Laboratories?, in Proceedings of M. L. Handbook 5 Meeting, 27 April 1988 (Industry City, California, 1988).