1. M. A. Hein: Supercond. Sci. Technol. 10, 867 (1997) and Particle Accelerators 53, 135 (1996).
2. NATO-ASI Series;H. J. Chaloupka,1999
3. K. K. Likharev: Dynamics of Josephson Junctions and Circuits (Gordon and Breach, Philadelphia, 1991).
4. G. L. Matthaei, L. Young, E. M. T. Jones: Microwave Filters, Impedance-Matching Networks, and Coupling Structures (Artech House, Dedham, Massachusetts, 1980), Chap. 2.
5. Chapter 8 of Ref. 4.