@article{Prokofev1998JETP,
  author = {Prokof'ev, N. V. and Svistunov, B. V. and Tupitsyn, I. S.},
  title = {{Exact, complete, and universal continuous-time worldline Monte Carlo approach to the statistics of discrete quantum systems}},
  journal = {Journal of Experimental and Theoretical Physics},
  volume = {87},
  pages = {310--321},
  year = {1998},
  doi = {10.1134/1.558661}
}