T. A. Fulton; P. L. Gammel; D. J. Bishop; L. N. Dunkleberger; G. J. Dolan (1989). "Observation of Combined Josephson and Charging Effects in Small Tunnel Junction Circuits". Phys. Rev. Lett. 63 (12): 1307–1310. Bibcode:1989PhRvL..63.1307F. DOI:10.1103/PhysRevLett.63.1307. PMID10040529.
K.K. Likharev and V.K. Semenov, RSFQ logic/memory family: a new Josephson-junction technology for sub-terahertz-clock-frequency digital systems. IEEE Trans. Appl. Supercond. 1 (1991), 3. doi:10.1109/77.80745
T. A. Fulton; P. L. Gammel; D. J. Bishop; L. N. Dunkleberger; G. J. Dolan (1989). "Observation of Combined Josephson and Charging Effects in Small Tunnel Junction Circuits". Phys. Rev. Lett. 63 (12): 1307–1310. Bibcode:1989PhRvL..63.1307F. DOI:10.1103/PhysRevLett.63.1307. PMID10040529.
T. A. Fulton; P. L. Gammel; D. J. Bishop; L. N. Dunkleberger; G. J. Dolan (1989). "Observation of Combined Josephson and Charging Effects in Small Tunnel Junction Circuits". Phys. Rev. Lett. 63 (12): 1307–1310. Bibcode:1989PhRvL..63.1307F. DOI:10.1103/PhysRevLett.63.1307. PMID10040529.