2017: “From a Deficit of Democracy to a Technocratic Order: The Postcrisis Debate on Europe”. Annual Review of Political Science, vol. 20: 351-369.
2015: (Co-author: Luis de la Calle) “How Armed Groups Fight: Territorial Control and Violent Tactics”. Studies in Conflict & Terrorism, 38(10): 795-813.
2014: “Why Do We Know So Little On Terrorism?” International Interactions, 40(4): 590-601.
2013: (Co-author: Luis de la Calle): “Killing and Voting in the Basque Country: An Exploration of the Electoral Link Between ETA and its Political Branch.” Terrorism and Political Violence, 25 (1): 94-112.
2012: (Co-author: Luis de la Calle): “Rebels Without a Territory. An Analysis of Non-Territorial Conflicts in the World, 1970-1997.” Journal of Conflict Resolution 56 (4): 580-603.
2012: (Co-author: Belén Barreiro): “In the Whirlwind of the Economic Crisis: Local and Regional Elections in Spain, May 2011.” South European Society and Politics, 17 (2): 281-294.
2011: (Co-author: Luis de la Calle): “What We Talk About When We Talk about Terrorism.” Politics & Society 39 (3): 451-72.
2011: (Co-author: Luis de la Calle) “The Quantity and Quality of Terrorism: The DTV Dataset”. Journal of Peace Research, 48 (1): 49-58.
2009: (Co-author: Paloma Aguilar) “Terrorist Violence and Popular Mobilization. The Case of the Spanish Transition to Democracy”. Politics & Society, 37 (3): 428-453.
2009: (Co-author: Luis de la Calle) “Domestic Terrorism: The Hidden Side of Political Violence.” Annual Review of Political Science, 12: 31-49.
2009: “Revolutionary Dreams and Terrorist Violence in the Developed World: Explaining Cross-Country Variation.” Journal of Peace Research, 46 (5): 687-706.
2009: (Co-author: Luis de la Calle) “The End of Three Decades of Nationalist Rule: The 2009 Regional Elections in the Basque Country.” South European Society and Politics, 14 (2): 211-226.
2009: “Explaining Temporal Variation in the Lethality of ETA”. Revista Internacional de Sociología, 67 (3): 609-629.
2008: “A Preference for Selfish Preferences. The Problem of Motivations in Rational Choice Political Science.” Philosophy of the Social Sciences 38 (3): 361-78.
2007: “The Dynamics of Nationalist Terrorism: ETA and the IRA”. Terrorism and Political Violence 19 (3): 1-18.
2007: “Cooperar por principio”. Revista Internacional de Sociología, LXV (46): 11-35.
2007: (Co-author: Paloma Aguilar) “¿Gestión o representación? Los determinantes del voto en contextos políticos complejos”. Revista Española de Investigaciones Sociológicas, 117: 61-86.
2006: (Co-author: Alejandro Mújica) “Consensus and Parliamentary Opposition: The Case of Spain”. Government and Opposition 41 (1): 86-108.
2006: “El terrorismo revolucionario: mutación y selección política”. Revista de Estudios Políticos, 132: 69-100.
2005: (Co-author: José Fernández Albertos) “La opinión pública en la UE-15 ante la ampliación”. Papeles de Economía Española, 103: 42-52.
2004: “Party Moderation and Politicians’ Ideological Rigidity”. Party Politics, 10 (4): 325-42.
2004: (Co-author: Luis de la Calle) “La selección de víctimas en ETA”. Revista Española de Ciencia Política, 10: 53-79.
2000: “The political basis of support for European integration”. European Union Politics: I (2): 141-71. (Awarded as the Best Spanish Article in Politics in the period 2000-2001 by the Spanish Political Science Association).
1998: “Institutional commitments and democracy”. Archives Europeennes de Sociology/European Journal of Sociology: XXX (1): 78-109.