@article{boulter_diacu_zhu_2017, 
  title={The N-body problem in spaces with uniformly varying curvature}, 
  volume={58}, 
  DOI={10.1063/1.4983681}, 
  publisher={AIP Publishing}, 
  author={Boulter and Diacu and Zhu}, 
  year={2017}
  }