@misc{indiciaeabbb1e0e80e9, title = {Common-depth-point seismic-reflection survey on the Mississippi River in the vicinity of Alton, Illinois}, author = {G. B. Tirey and R. A. Wise and E. A. Winget}, year = {1984}, doi = {10.3133/ofr8481}, url = {https://pubs.usgs.gov/publication/ofr8481}, note = {Source identifier: ofr8481} }