Philippe Matthew Roy, Esq., "Pleading and Cooperation in Private-Law Litigation," Comparing Germany and the United States, Duncker Humblot, forthcoming 2024.
Philippe Matthew Roy, Esq., Recovering Art Looted by the Nazis, a Comparative View of Two Cases, 53 UIC J. Marshall L. Rev. 547 (2021) (https://repository.law.uic.edu/lawreview/vol53/iss3/4/).
Philippe Matthew Roy, Esq., U.S. Legal Practice Handbook, edited by Kirk W. Junker, De Gruyter, 2018 (Chapter 9 on U.S. Income Taxation).
Reinhold Zippelius, Introduction to German Legal Methods, Trans. Kirk W. Junker & P. Matthew Roy, Carolina Academic Press, 2008.