Bergemann, C., Julian, S. R., Mackenzie, A. P., Tyler, A. W., Farrell, D. E., Maeno, Y., et al. (1999).
Quantum oscillations and overcritical torque interaction in Sr2RuO4. Physica
C-Superconductivity and its Applications, 317-318, 444-447. doi:10.1016/S0921-4534(99)00095-7.