del Hierro, P., & Lixinski, L. (2023). Writing a Transnational (Global?) History of Extradition Law in the Short Twentieth Century: Beyond Western-Centric Approaches. Journal of the History of International Law, 25(3), 429-466. https://doi.org/10.1163/15718050-bja10082
Heidemann, K. A., & Del Hierro, P. (2023). Converging forces: social movements and the origins of permanent education policy in francophone Belgium. History of Education, 52(1), 32-55. https://doi.org/10.1080/0046760X.2022.2097741
Del Hierro, P., & Storli, E. (2022). Poisoned Partnership: The International Mercury Cartel and Spanish-Italian Relations, 1945-1954. Enterprise & Society, 23(3), 825-856. Article 1467222721000021. https://doi.org/10.1017/eso.2021.2
del Hierro, P. (2022). 'From Brest to Bucharest': Neofascist transnational networks during the long 1970s. European Review of History / Revue européenne d'histoire, 29(3), 520-547. https://doi.org/10.1080/13507486.2021.1962253
del Hierro, P. (2022). The Neofascist Network and Madrid, 1945-1953: From City of Refuge to Transnational Hub and Centre of Operations. Contemporary European History, 31(2), 171-194. Article 0960777321000114. https://doi.org/10.1017/S0960777321000114
del Hierro, P. (2021). The End of the Affair: The International Dispute over the Deportation of Degrelle from Spain to Belgium, 1945-1946. The International History Review, 43(4), 761-780. https://doi.org/10.1080/07075332.2020.1845777
Laczo, F., Erlichman, C., & Del Hierro, P. (2021). Reconceptualisation and Renewal: On Writing Contemporary European History Today. Web publication/site, Hypotheses. https://europedebate.hypotheses.org/740
del Hierro, P. (2019). Daniel Knegt and Karel Berkhoff, eds., Fascism, Liberalism, and Europeanism in the Political Thought of Bertrand de Jouvenel and Alfred Fabre-Luce; Arnd Bauerkämper and Grzegorz Rossoliński-Liebe, eds., Fascism without Borders: Transnational Connections and Cooperation between Movements and Regimes in Europe from 1918 to 1945; Ángel Alcalde and Jay Winter, eds., War Veterans and Fascism in Interwar Europe. Journal of Modern History, 91(4), 917-921. https://doi.org/10.1086/705842
Del Hierro, P. (2018). Andrea Mammone. Transnational Neofascism in France and Italy. New York: Cambridge University Press, 2015. Pp. xxvi, 281.American Historical Review, 123(2), 648-649. https://doi.org/10.1093/ahr/123.2.648
Del Hierro, P. (2017). Entre Dictadura y Democracia: Las Relaciones Hispano-Italianas tras el final de la Segunda Guerra Mundial (1943-1951). In J. Muñoz Soro , & E. Treglia (Eds.), Patria, Pan Amore e Fantasia: La España franquista y sus relaciones con Italia (1945-1975) (pp. 21-42). Editorial Comares.