1. M. E. Paulaitis, J. M. L. Penninger, R. D. Grey, and P. Davidson (eds.),Chemical Engineering at Supercritical Fluid Conditions (Ann Arbor Science, Ann Arbor, Mich., 1983).
2. J. M. L. Penninger, M. Radosz, M. A. McHugh, and V. J. Krukonis (eds.),Supercritical Fluid Technology (Elsevier, New York, 1985).
3. M. A. McHugh and V. J. Krukonis,Supercritical Fluid Extraction (Butterworth, Boston, 1986).
4. P. Ehrlich,J. Polym. Sci. A3:131 (1965).
5. P. Ehrlich and J. J. Kurpen,J. Polym. Sci. A1:3217 (1963).