@article{HNV12,
  author   = {M.~Herrmann and B.~Niethammer and J.J.L.~Vel\'{a}zquez},
  title    = {Kramers and non-Kramers phase transitions in many-particle systems with dynamical constraint},
  journal  = {SIAM Multiscale Model. Simul.},
  volume   = {10},
  number   = {3},
  pages    = {818--852},
  year     = {2012},
  doi    = {10.1137/110851882}
}