重い電子系
doi:10.1103/PhysRevLett.35.1779. https://link.aps.org/doi/10.1103/PhysRevLett.35.1779.
↑ Steglich, F.; Aarts, J.; Bredl, C. D.; Lieke, W.; Meschede, D.; Franz, W.; Schäfer, H. (1979-12-17). “Superconductivity in the Presence of Strong Pauli Paramagnetism: Ce${\mathrm{Cu}}_{2}$${\mathrm{Si}}_{2}$”. Physical Review Letters 43 (25): 1892–1896. doi:10.1103/PhysRevLett.43.1892. https://link.aps.org/doi/10.1103/PhysRevLett.43.1892.