Michael J. Woodward, William R. Crawford, Kenneth F. Drinkwater, Mark J. Hill; Lagrangian Measurement of Surface Currents Using Loran-C Drifters, Proceedings of IEEE OCEANS'91 Conference, pp. 1190 - 1196, October 1991.
M. J. Woodward; An evaluation of the aanderaa RCM4 current meter in the wave zone, Proceedings of MTS/IEEE OCEANS'85 Conference, pp. 755 - 762, November 1985.