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- [3] THE RELATIONSHIP BETWEEN FEDERAL CONTRACT R-AND-D AND COMPANY R-AND-D AMERICAN ECONOMIC REVIEW, 1984, 74 (02): : 73 - 78
- [9] DOE PROMOTES SUPERCONDUCTIVITY R-AND-D THROUGH NATIONAL LABS ADVANCED CERAMIC MATERIALS, 1988, 3 (06): : 539 - 540