@article{Schollwock2011,
  author  = {U. Schollw{\"o}ck},
  title   = {The density-matrix renormalization group in the age of matrix product states},
  journal = {Ann. Phys.},
  volume  = {326},
  pages   = {96},
  year    = {2011},
  doi     = {10.1016/j.aop.2010.09.012},
  eprint  = {1008.3477},
}