TY - RPRT TI - Ureilites - Trace element clues to their origin AU - Janssens, Marie-Josee AU - Hertogen, Jan AU - Wolf, Rainer AU - Ebihara, Mitsuru AU - Anders, Edward PY - 1987 UR - https://ntrs.nasa.gov/citations/19880028208 ID - 19880028208 ER -