1. J. Clarke, inNon-Equilibrium Superconductivity, D. N. Langenberg and A. I. Larkin, eds. (North-Holland, 1986); A. Schmid, inNon-Equilibrium Superconductivity, Phonons and Kapitza Boundaries, K. Gray, ed. (Plenum Press, New York, 1981).
2. A. J. Ritger and H. Meissner,J. Low Temp. Phys. 40, 495 (1980).
3. A. J. Ritger, Ph.D. Thesis, Stevens Institute of Technology, Hoboken, New Jersey (1980).
4. R. Rangel and L. Kramer,J. Low Temp. Phys. 68, 85 (1987).
5. M. Tinkham,Introduction to Superconductivity (McGraw-Hill, New York, 1975), Chapter 8-3.1; see also A. Schmid, inLocalization, Interaction, and Transport Phenomena, B. Kramer, G. Bergmann, and Y. Bruynseraede, eds. (Springer Series in Solid-State Sciences, Vol. 61, 1985); J. E. Mooij and T. M. Klapwijk, inLocalization, Interaction, and Transport Phenomena, B. Kramer, G. Bergmann, and Y. Bruynseraede, eds. (Springer Series in Solid-State Sciences, Vol. 61, 1985).