@misc{indiciae46ed75de7420, title = {Geology of the "20-foot" clay and Gardiners clay in southern Nassau and southwestern Suffolk counties, Long Island, New York}, author = {T.P. Doriski and Franceska Wilde-Katz}, year = {1983}, doi = {10.3133/wri824056}, url = {https://pubs.usgs.gov/publication/wri824056}, note = {Source identifier: wri824056} }