Zhu, W. Max Planck Institute for Radio Astronomy, Max Planck Society;
Arzoumanian, Z., Brazier, A., Burke-Spolaor, S., Chamberlin, S., Chatterjee, S., Christy, B., et al. (2018). The NANOGrav 11-year Data Set: High-precision Timing of 45 Millisecond Pulsars. Astrophysical Journal, Supplement, 235: 37, pp. 37. doi:10.3847/1538-4365/aab5b0.