TY - RPRT TI - U-Th-Pb, Rb-Sr, and Sm-Nd isotopic systematics of lunar troctolitic cumulate 76535: Implications on the age and origin of this early lunar, deep-seated cumulate AU - Wayne R. Premo AU - M. Tatsumoto PY - 1992 UR - https://pubs.usgs.gov/publication/70209585 ID - 70209585 ER -