1. K.A. Müller, J. Wieland, Apparatur zur Messung des Hall-Effektes und der magnetischen Widerstandsänderung mit. Wechselstrom. Helv. Phys. Acta 27, 690 (1954)
2. J. G. Bednorz, K. A. Müller, Proceedings of 18th International Conference on Low Temperature Physics, Kyoto. Jpn. J. Appl. Phys. 26(Supplement 26-3), 1781 (1987),
http://iopscience.iop.org/article/10.7567/JJAPS.26S3.1781/meta
3. K. A. Müller, J. G. Bednorz, 237, 1133 (1987)
4. K. A. Müller, in “Mechanisms of High Temperature Superconductivity”, Proceedings of the 2nd NEC Symposium, Hakone, Japan, 24–27 October 1988, p. 2
5. H. Takagi, Ref. [4], p. 238