@misc{indiciae555be464d673,
  title = {The International Pulsar Timing Array: Second Data Release},
  author = {B B P Perara and M E DeCesar and P B Demorest and M Kerr and L Lentati and D J Nice and S Oslowski and S M Ransom and M J Keith and Z Arzoumanian and M Bailes and P T Baker and C G Bassa and NDR Bhat and A Brazier and M Burgay and S Burke-Spolaor and R N Caballero and D J Champion and S Chatterjee and S Chen and I Cognard and J M Cordes and K Crowter and S Dai and G Desvignes and T Dolch and R D Ferdman and E C Ferrara and E Fonseca and J M Goldstein and E Graikou and L Guillemot and J S Hazboun and G Hobbs and H Hu and K Islo and G H Janssen and R Karuppusam and M Kramer and M T Lam and K J Lee and K Liu and J Luo and A G Lyne and R N Manchester and J W McKee and M A McLaughlin and C M F Mingarelli and A P Parthasarathy and T T Pennucci and D Perrodin and A Possenti and D J Reardon and C J Russell and S A Sanidas and A Sesana and G Shaifullah and R M Shannon and X Siemens and J Simon and R Spiewak and I H Stairs and B W Stappers and J K Swiggum and S R Taylor and G Theureau and C Tiburzi and M Vallisneri and A Vecchio and J B Wang and S B Zhang and L Zhang and W W Zhu and X J Zhu},
  year = {2019},
  url = {https://ntrs.nasa.gov/citations/20210010388},
  note = {Source identifier: 20210010388}
}