C. Hackman

发表

Thomas E. Parker, S. R. Jefferts, C. Hackman, 1995, Proceedings of the 1995 IEEE International Frequency Control Symposium (49th Annual Symposium).

H. Schuh, T. Ning, R. Heinkelmann, 2020, Advanced GNSS Tropospheric Products for Monitoring Severe Weather Events and Climate.

J. Levine, C. Hackman, Christine Hackman, 2004 .

D. Piester, J. Levine, C. Hackman, 2006, IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control.

Marc A. Weiss, Christine Hackman, M. Weiss, 1993 .