31 DAFTAR PUSTAKA Abbott, B., Abbott, R., Adhikari, R., Ageev, A., Allen, B., Amin, R., Anderson, S. B., Anderson, W. G., Araya, M., Armandula, H., Asiri, F., Aufmuth, P., Aulbert, C., Babak, S., Balasubramanian, R., Ballmer, S., Barish, B. C., Barker, D., Barker-Patton, C., … Zweizig, J. (2004a). Analysis of LIGO data for gravitational waves from binary neutron stars. Physical Review D, 69(12), 122001. https://doi.org/10.1103/PhysRevD.69.122001 Abbott, B., Abbott, R., Adhikari, R., Ageev, A., Allen, B., Amin, R., Anderson, S. B., Anderson, W. G., Araya, M., Armandula, H., Asiri, F., Aufmuth, P., Aulbert, C., Babak, S., Balasubramanian, R., Ballmer, S., Barish, B. C., Barker, D., Barker-Patton, C., … Zweizig, J. (2004b). Setting upper limits on the strength of periodic gravitational waves from PSR J 1 9 3 9 + 2 1 3 4 using the first science data from the GEO 600 and LIGO detectors. Physical Review D, 69(8), 082004. https://doi.org/10.1103/PhysRevD.69.082004 Abbott, B. P., Abbott, R., Abbott, T. D., Abernathy, M. R., Acernese, F., Ackley, K., Adams, C., Adams, T., Addesso, P., Adhikari, R. X., Adya, V. B., Affeldt, C., Agathos, M., Agatsuma, K., Aggarwal, N., Aguiar, O.