TY - RPRT TI - Europa's differentiated internal structure: inferences from two Galileo encounters AU - Anderson, J. D. AU - Lau, E. L. AU - Sjogren, W. L. AU - Schubert, G. AU - Moore, W. B. PY - 1997 UR - https://ntrs.nasa.gov/citations/20040172959 ID - 20040172959 ER -