TY  - RPRT
TI  - Stratal order in Pennsylvanian cyclothems: Discussion
AU  - C.P. Weibel
AU  - B.H. Wilkinson
AU  - G.K. Merrill
AU  - S.J. Kivett
PY  - 2004
DO  - 10.1130/b25597
UR  - https://pubs.usgs.gov/publication/70026510
ID  - 70026510
ER  -