TY - RPRT TI - U-Th-Pb and Rb-Sr systematics of Apollo 17 boulder 7 from the North Massif of the Taurus-Littrow Valley AU - P.D. Nunes AU - M. Tatsumoto AU - D.M. Unruh PY - 1974 DO - 10.1016/0012-821x(74)90134-4 UR - https://pubs.usgs.gov/publication/70010970 ID - 70010970 ER -