Kunzler, J.E.; Buehler, E.; Hsu, F.S.L.; Wernick, J.H. (1961). "Superconductivity in Nb3Sn at High Current Density in a Magnetic Field of 88 kilogauss". Physical Review Letters. APS. 6: 890. Bibcode:1961PhRvL...7..215K. doi:10.1103/physrevlett.7.215.
Kunzler, J.E.; Buehler, E.; Hsu, F.S.L.; Wernick, J.H. (1961). "Superconductivity in Nb3Sn at High Current Density in a Magnetic Field of 88 kilogauss". Physical Review Letters. APS. 6: 890. Bibcode:1961PhRvL...7..215K. doi:10.1103/physrevlett.7.215.