%0 Journal Article %T Biharmonic spline interpolation of GEOS‐3 and SEASAT altimeter data %A Sandwell, David T. %J Geophysical Research Letters %V 14 %N 2 %P 139-142 %@ 0094-8276 %D 1987-02-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve