@article{Ryan_2020, title={EPA v. National Crushed Stone Association}, volume={7}, url={https://journals.library.columbia.edu/index.php/cjel/article/view/5486}, DOI={10.7916/cjel.v7i2.5486}, abstractNote={<p>  </p> <p> </p>}, number={2}, journal={Columbia Journal of Environmental Law}, author={Ryan, Ellen}, year={2020}, month={Apr.} }