by Yunck, T. P., Bertiger, W. I., Wu, S. C., Bar-Sever, Y. E., Christensen, E. J., Haines, B. J., Lichten, S. M., Muellerschoen, R. J., Vigue, Y., Willis, P.
Published in Geophysical research letters (01.04.1994)

by Heflin, Michael, Bertiger, Willy, Blewitt, Geoff, Freedman, Adam, Hurst, Ken, Lichten, Steve, Lindqwister, Ulf, Vigue, Yvonne, Webb, Frank, Yunck, Tom, Zumberge, James
Published in Geophysical research letters (24.01.1992)

by Bar-Sever, Yoaz E., Jacobs, Christopher S., Keihm, Stephen, Lanyi, Gabor E., Naudet, Charles J., Rosenberger, Hans W., Runge, Thomas F., Tanner, Alan B., Vigue-Rodi, Yvonne
Published in Proceedings of the IEEE (01.11.2007)

by Vigue, Yvonne, Lichten, Stephen M., Blewitt, Geoffrey, Heflin, Michael B., Malla, Rajendra P.
Published in Geophysical research letters (24.07.1992)