1. K.L. Mittal, editor, “Polyimides: Synthesis, Characterization and Applications,” Vols. 1 and 2, Plenum Press, New York, 1984.
2. R.C. Haushalter and L.J. Krause, Thin Solid Films, 102, 161 (1983).
3. R.C. Haushalter and L.J. Krause, in “Polyimides: Synthesis, Characterization and Applications,” K.L. Mittal, editor, Vol. 2, pp. 735–750, Plenum Press, New York, 1984.
4. S. Mazur and S. Reich, J. Phys. Chem., 90, 1365 (1986).
5. Larry J. Krause and Jack A. Rider, U.S. Patent Nos. 4,775,556 (1988) and 4, 710, 403 (1987).