1. Further experiments with Liquid Helium. On the change of Electrical Resistance of Pure Metals at very low Temperatures, etc. The Disappearance of the resistance of mercury;Onnes, H. K.;KNAW Proceedings,1911
2. Further experiments with Liquid Helium. On the electrical resistance of Pure Metals etc. On the Sudden Change in the Rate at which the Resistance of Mercury Disappears;Onnes, H. K.;KNAW Proceedings,1911-1912
3. Kamerlingh Onnes and the discovery of superconductivity;Meijer, P. H. E.;Am. J. Phys.,1994
4. Microscopic Theory of Superconductivity;Bardeen, J.;Phys. Rev.,1957
5. Theory of Superconductivity;Bardeen, J.;Phys. Rev.,1957