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2. T. K. Kwei and T. T. Wang in “Polymer Blends,” D. R. Paul and S. Newman, Ed., Academic Press, San Diego, California, 1978, Chapter 4.
3. J. H. Noggle and R. E. Schirmer, “The Nuclear Overhauser Effect,” Academic Press, New York, N.Y., 1971. Chapters 3 and 6.
4. G. Wagner and K. Wüthrich, J. Magn. Reson., 33, 675 (1979).
5. M. W. Crowther, I. Cabasso, and G. C. Levy, Macromolecules, 21, 2924 (1988).