| Third-party interventions and the duration of intrastate conflicts PM Regan Journal of Conflict Resolution 46 (1), 55-73, 2002 | 1098 | 2002 |
| Civil wars and foreign powers: Outside intervention in intrastate conflict PM Regan University of Michigan Press, 2000 | 833 | 2000 |
| Greed, grievance, and mobilization in civil wars PM Regan, D Norton Journal of Conflict Resolution 49 (3), 319-336, 2005 | 610 | 2005 |
| Conditions of successful third-party intervention in intrastate conflicts PM Regan Journal of conflict resolution 40 (2), 336-359, 1996 | 576 | 1996 |
| Democracy, threats and political repression in developing countries: are democracies internally less violent? PM Regan, EA Henderson Third World Quarterly 23 (1), 119-136, 2002 | 512 | 2002 |
| Diplomacy and other forms of intervention in civil wars PM Regan, A Aydin Journal of Conflict Resolution 50 (5), 736-756, 2006 | 466 | 2006 |
| Threat and repression: The non-linear relationship between government and opposition violence SS Gartner, PM Regan Journal of Peace Research 33 (3), 273-287, 1996 | 424 | 1996 |
| Choosing to intervene: Outside interventions in internal conflicts PM Regan The Journal of Politics 60 (3), 754-779, 1998 | 362 | 1998 |
| What's stopping you?: The sources of political constraints on international conflict behavior in parliamentary democracies G Palmer, T London, P Regan International Interactions 30 (1), 1-24, 2004 | 291 | 2004 |
| In the nick of time: Conflict management, mediation timing, and the duration of interstate disputes PM Regan, AC Stam International Studies Quarterly 44 (2), 239-260, 2000 | 285 | 2000 |
| When do they say yes? An analysis of the willingness to offer and accept mediation in civil wars JM Greig, PM Regan International Studies Quarterly 52 (4), 759-781, 2008 | 279 | 2008 |
| Diplomatic interventions and civil war: A new dataset PM Regan, RW Frank, A Aydin Journal of peace research 46 (1), 135-146, 2009 | 225 | 2009 |
| Women's access to politics and peaceful states PM Regan, A Paskeviciute Journal of Peace Research 40 (3), 287-302, 2003 | 215 | 2003 |
| Annualized implementation data on comprehensive intrastate peace accords, 1989–2012 M Joshi, JM Quinn, PM Regan Journal of Peace Research 52 (4), 551-562, 2015 | 187 | 2015 |
| The peace continuum: What it is and how to study it C Davenport, E Melander, PM Regan Oxford University Press, 2018 | 148 | 2018 |
| US economic aid and political repression: an empirical evaluation of US foreign policy PM Regan Political Research Quarterly 48 (3), 613-628, 1995 | 147 | 1995 |
| Mass mobilization protest data D Clark, P Regan Harvard Dataverse 2, 2016 | 133 | 2016 |
| Changing lanes or stuck in the middle: Why are anocracies more prone to civil wars? PM Regan, SR Bell Political Research Quarterly 63 (4), 747-759, 2010 | 129 | 2010 |
| Networks of third-party interveners and civil war duration A Aydin, PM Regan European Journal of International Relations 18 (3), 573-597, 2012 | 120 | 2012 |
| Interventions as influence D Lemke, PM Regan The Scourge of War: New extensions on an old problem, 145-68, 2004 | 115 | 2004 |
