@misc{indiciaea1f6f637c24b, title = {3D Elevation Program—Pennsylvania}, author = {Alexander B. Jonesi and Cindy A. Thatcher and Jason M. Stoker}, year = {2026}, doi = {10.3133/gip317}, url = {https://pubs.usgs.gov/publication/gip317}, note = {Source identifier: gip317} }