TY - RPRT TI - Trace element evidence regarding a chondritic component in howardite meteorites AU - Chou, C.-L. AU - Boynton, W. V. AU - Kimberlin, J. AU - Wasson, J. T. AU - Bild, R. W. PY - 1976 UR - https://ntrs.nasa.gov/citations/19770051999 ID - 19770051999 ER -