TY  - RPRT
TI  - Triassic stratigraphy in the northern part of the Culpeper Basin, Virginia and Maryland
AU  - K. Y. Lee
PY  - 1977
DO  - 10.3133/b1422c
UR  - https://pubs.usgs.gov/publication/b1422C
ID  - b1422C
ER  -