1. S. Sachdev and M. Mueller, Quantum criticality and black holes, arXiv:0810.3005 [ SPIRES ].
2. S.A. Hartnoll, Lectures on holographic methods for condensed matter physics, Class. Quant. Grav. 26 (2009) 224002 [ arXiv:0903.3246 ] [ SPIRES ].
3. C.P. Herzog, Lectures on holographic superfluidity and superconductivity, J. Phys. A 42 (2009) 343001 [ arXiv:0904.1975 ] [ SPIRES ].
4. S. Sachdev, Condensed matter and AdS/CFT, arXiv:1002.2947 [ SPIRES ].
5. G.T. Horowitz, Introduction to holographic superconductors, arXiv:1002.1722 [ SPIRES ].