TY  - RPRT
TI  - Apollo 16 soils - Grain size analyses and petrography
AU  - Heiken, G. H.
AU  - Mckay, D. S.
AU  - Fruland, R. M.
PY  - 1973
UR  - https://ntrs.nasa.gov/citations/19740040073
ID  - 19740040073
ER  -