Christopher L. Henley. "Lecture 6.4 - Supercurrent and critical currents". States in Solids(PDF). (unpublished). Archived from the original(PDF) on 22 Dec 2011.
Christopher L. Henley. "Lecture 6.4 - Supercurrent and critical currents". States in Solids(PDF). (unpublished). Archived from the original(PDF) on 22 Dec 2011.