@misc{indiciae574d384ad880, title = {Back-island and open-ocean shorelines, and sand areas of Assateague Island, Maryland and Virginia, April 12, 1989, to September 5, 2013}, author = {Kristy K. Guy}, year = {2015}, doi = {10.3133/ds928}, url = {https://pubs.usgs.gov/publication/ds928}, note = {Source identifier: ds928} }