TY - RPRT TI - Refined thorium abundances for lunar red spots: Implications for evolved, nonmare volcanism on the Moon AU - Justin Hagerty AU - D. J. Lawrence AU - B. R. Hawke AU - D. T. Vaniman AU - R.C. Elphic AU - William C. Feldman PY - 2006 DO - 10.1029/2005je002592 UR - https://pubs.usgs.gov/publication/70202244 ID - 70202244 ER -