J. K. Cochran, C. Barnes, D. Achman and D. Hirschberg. Tho- rium-234/Uranium-238 disequilibrium as an indicator of scav- enging rates and particulate organic carbon fluxes in the North- east Water Polynya, Greenland. Journal of Geophysical Re- search-Oceans, 1995, 100(C3): 4399-4410.