C. Hewitt

A ground and obstacle collision avoidance technique (GOCAT)

C. Hewitt, A.J. Hickey, J.D. Boyes, 1991, IEEE Aerospace and Electronic Systems Magazine.

A ground and obstacle collision avoidance technique (GOCAT)

C. Hewitt, J.D. Boyes, A.J. Henley, 1991, Proceedings of the IEEE 1991 National Aerospace and Electronics Conference NAECON 1991.

Concurrent systems for knowledge processing

C. Hewitt, G. Agha, 1989 .