TY  - RPRT
TI  - Bundled slaty cleavage in laminated argillite, north-central Minnesota
AU  - D. L. Southwick
PY  - 1987
DO  - 10.1016/0191-8141(87)90006-x
UR  - https://pubs.usgs.gov/publication/70014747
ID  - 70014747
ER  -