1. K.K. Likharev and V.K. Semenov, “RSFQ logic/memory family: A new Josephson junction technology for sub-terahertzclock frequency digital systems,” IEEE Trans. Appl. Supercond., Vol. 1, pp. 3–28, 1991.
2. K.K. Likharev, “Rapid single-flux-quantum logic,” in The New Superconductor Electronics, H. Weinstock and R. Ralston (Eds.), Kluwer, Dordrecht, pp. 423–452, 1993.
3. O.A. Mukhanov, P.D. Bradley, S.B. Kaplan, S.V. Rylov, and A.F. Kirichenko, “Design and operation of RSFQ circuits for digital signal processing,” Proc. 5th Int. Supercond. Electron. Conf:, Nagoya, Japan, Sept. 1995, pp. 27–30.
4. K.K. Likharev, “Ultrafast superconcductor digital electronics: RSFQ technology roadmap,” Czechoslovak J. Phys., Suppl. S6, Vol. 46, 1996.
5. O.A. Mukhanov and A.F. Kirichenko, “Implementation of a FFT radix 2 butterfly using serial RSFQ multiplier-adders,” IEEE Trans. Appl. Supercond., Vol. 5, pp. 2461–2464, 1995.