@article{etna_vol40_pp321-337,
  author  = {Sabrina Herkt and Michael Hinze and Rene Pinnau},
  title   = {Convergence analysis of Galerkin POD for linear second order evolution equations},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {40},
  year    = {2013},
  pages   = {321--337},
}