Upper limits on the rates of binary neutron star and neutron star-black hole mergers from Advanced LIGO's first observing run
Citation
Abbott, B, Abbott, R, Abbott, T et al. 2016, 'Upper limits on the rates of binary neutron star and neutron star-black hole mergers from Advanced LIGO's first observing run', Astrophysical Journal Letters, vol. 832, no. 2, p. 15.