L. Lillard

Tracking and identification of distant missiles by remote sounding

Ching-Te Chuang, James Stark Draper, Brian A. Hibbeln, 1999, 1999 IEEE Aerospace Conference. Proceedings (Cat. No.99TH8403).

Minimum variance missile launch and impact estimation by fusing observations from multiple sensors

Larry N. Lillard, H. E. Evans, J. J. Spaulding, 1997, 1997 IEEE Aerospace Conference.