Literature linked from the catalogue entries.
Farr, W. M., Sravan, N., Cantrell, A., et al. (2011). ApJ, 741, 2, 103.
L. M., Bernardo, A., Bachega, R. R. A., et al. (2022), Apj, 941, 2, 130.
Özel, F., Psaltis, D., Narayan, R., & McClintock, J. E. (2010). ApJ, 725, 2, 1918.