@misc{indiciae0a4fcdff2ab3, title = {Paleontology and significance of the Imperial Formation at Garnet Hill, Riverside County, California}, author = {Charles L. Powell}, year = {1995}, doi = {10.3133/ofr95489}, url = {https://pubs.usgs.gov/publication/ofr95489}, note = {Source identifier: ofr95489} }