TY - RPRT TI - Paleoproterozoic basin development and sedimentation in the Lake Superior region, North America AU - R.W. Ojakangas AU - G. B. Morey AU - D. L. Southwick PY - 2001 DO - 10.1016/s0037-0738(01)00081-1 UR - https://pubs.usgs.gov/publication/70023319 ID - 70023319 ER -