Goldberg, Hilary M., and Ray Calnan. “On Parr: The Use and Propriety of Appraisal Methods in Computing Fracking Awards”. Journal of Law and Commerce 35, no. 1 (March 29, 2017). Accessed November 23, 2024. https://jlc.law.pitt.edu/ojs/jlc/article/view/118.