TY - RPRT TI - Interferometric Estimation of theThree-Dimensional Ice-Flow Velocity Vector Using Ascending and Descending Passes AU - Joughin, I. AU - Kwok, R. AU - Fahnestock, M. PY - 1996 UR - https://ntrs.nasa.gov/citations/20060036775 ID - 20060036775 ER -