A. L. Rolle

A. L. Rolle; Variable-Focus arrays for a height insensitive side-scan sonar, OCEANS'74 --- IEEE International Conference on Engineering in the Ocean Environment, pp. 21 - 26, August 1974.

A. L. Rolle; Focussed or lens-type ultrasonic imaging for small deep- diving submersibles, OCEANS'73 --- IEEE International Conference on Engineering in the Ocean Environment, pp. 284 - 300, September 1973.