Everitt, C. W. F., Muhlfelder, B., DeBra, D. B., Parkinson, B. W., Turneaure, J. P., Silbergleit, A. S., Acworth, E. B., Adams, M., Adler, R., Bencze, W. J., Berberian, J. E., Bernier, R. J., Bower, K. A., Brumley, R. W., Buchman, S., Burns, K., Clarke, B., Conklin, J. W., Eglington, M. L., Green, G., Gutt, G., Gwo, D. H., Hanuschak, G., He, X., Heifetz, M. I. et al. 2015. "The Gravity Probe B test of general relativity." Classical and Quantum Gravity, 32 224001. https://doi.org/10.1088/0264-9381/32/22/224001.