John F. Garrett, Keith Shepherd; Successful techniques for supporting multidisciplinary science programs with 'ROPOS', Proceedings of MTS/IEEE OCEANS'99 Conference, pp. 753 - 756, September 1999.
John Garrett; Drifting Buoys for Ocean Data Collection, Proceedings of MTS/IEEE OCEANS'78 Conference, pp. 155 - 159, September 1978.