TY  - RPRT
TI  - Lunar rock compositions and some interpretations
AU  - A.E.J. Engel
AU  - C.G. Engel
PY  - 1970
DO  - 10.1126/science.167.3918.527
UR  - https://pubs.usgs.gov/publication/70010087
ID  - 70010087
ER  -