1. Beardsley, R. C., Butman, B., Geyer, W. R., and Smith, P., 1997. Physical oceanography of the Gulf of Maine: An update. In: Proceeding of the Gulf of Maine Ecosystem Dynamics Scientific Symposium and Workshop. Braasch, G., and Wallace, G., eds., Regional Association for Research in the Gulf of Maine, Hanover NH, RARGOM Report 97-1.
2. Bengtsson, L., Ghil, M., and Källen, E., 1981. Dynamic Meteorology: Data Assimilation Methods. Springer, New York, 330pp.
3. Biglow, H. B., 1927. Physical oceanography of the Gulf of Maine. Bulletin of the United States Bureau of Fisheries, 40: 511–1027.
4. Bratseth, A. M., 1986. Statistical interpolation by means of successive corrections. Tellus, 38A: 439–447.
5. Campbell, D. E., 1986. Process variability in the Gulf of Maine- a macroesturiane environment. Esturian Variability, 261–275.