@article{exactcompleteanduniversalcontinuoustime,
  title = {Exact, Complete, and Universal Continuous-Time Worldline Monte Carlo Approach to the Statistics of Discrete Quantum Systems},
  author = {N. V. Prokof'ev and B. V. Svistunov and I. S. Tupitsyn},
  year = {1997},
  eprint = {cond-mat/9703200},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/cond-mat/9703200v2},
}