@article{VlasovRosenblumPikovskij2016,
  author    = {Vladimir Vlasov and Michael Rosenblum and Arkadij Pikovskij},
  title     = {Dynamics of weakly inhomogeneous oscillator populations: perturbation theory on top of Watanabe-Strogatz integrability},
  journal   = {Journal of physics : A, Mathematical and theoretical},
  volume    = {49},
  doi       = {10.1088/1751-8113/49/31/31LT02},
  year      = {2016},
}