Mark Wimbush, Stephen M. Chiswell, Roger Lukas, Kathleen A. Donohue;
Inverted echo sounder measurement of dynamic height through an ENSO cycle in the central equatorial Pacific, IEEE J. Oceanic Eng., vol. 15,
pp. 380 - 383, October 1990.
Frank E. Snodgrass, Mark Wimbush;
Evaluation of deep sea tide gauge sensors, OCEANS'74 --- IEEE International Conference on Engineering in the Ocean Environment,
pp. 350 - 356, August 1974.