TY  - RPRT
TI  - Stratigraphic studies: Part A: basalt stratigraphy of southern Mare Serenitatis
AU  - K. A. Howard
AU  - M. H. Carr
AU  - W.R. Muehlberger
PY  - 1973
UR  - https://pubs.usgs.gov/publication/70042543
ID  - 70042543
ER  -