TY  - RPRT
TI  - Estimating pore and cement volumes in thin section
AU  - R. B. Halley
PY  - 1978
DO  - 10.1306/212f7504-2b24-11d7-8648000102c1865d
UR  - https://pubs.usgs.gov/publication/70121603
ID  - 70121603
ER  -