TY - RPRT TI - Hierarchy of sedimentary discontinuity surfaces and condensed beds from the middle Paleozoic of eastern North America: Implications for cratonic sequence stratigraphy AU - P.I. McLaughlin AU - Carlton E. Brett AU - M. A. Wilson PY - 2008 UR - https://pubs.usgs.gov/publication/70032427 ID - 70032427 ER -