| The difficulties and dilemmas of international intelligence cooperation S Lefebvre International Journal of Intelligence and CounterIntelligence 16 (4), 527-542, 2003 | 246 | 2003 |
| A look at intelligence analysis S Lefebvre International Journal of Intelligence and CounterI 17 (2), 231-264, 2004 | 88 | 2004 |
| Russia and the intelligence services of Central Asia S Lefebvre, RN McDermott International Journal of Intelligence and CounterIntelligence 21 (2), 251-301, 2008 | 32 | 2008 |
| Bulgaria's foreign relations in the post-communist era: a general overview and assessment S Lefebvre East European Quarterly 28 (4), 453-471, 1994 | 20 | 1994 |
| “The Belgians just Aren’t up to It”: Belgian Intelligence and Contemporary Terrorism S Lefebvre International Journal of Intelligence and CounterIntelligence 30 (1), 1-29, 2017 | 16 | 2017 |
| Canada's Legal Framework for Intelligence S Lefebvre International journal of intelligence and counterintelligence 23 (2), 247-295, 2010 | 15 | 2010 |
| The Russian 10… 11: An Inconsequential Adventure? S Lefebvre, H Porteous International journal of intelligence and counterintelligence 24 (3), 447-466, 2011 | 14 | 2011 |
| The Czech Experience With Intelligence Reforms, 1993–2010 S Lefebvre International Journal of Intelligence and CounterIntelligence 24 (4), 692-710, 2011 | 12 | 2011 |
| Poland's Attempts to Develop a Democratic and Effective Intelligence System, Phase 1: 1989–1999 S Lefebvre International Journal of Intelligence and CounterIntelligence 29 (3), 470-502, 2016 | 11 | 2016 |
| Intelligence aspects of the 2008 conflict between Russia and Georgia S Lefebvre, RN McDermott Journal of Slavic Military Studies 22 (1), 4-19, 2009 | 11 | 2009 |
| Air Power and the Russian-Georgian conflict of 2008 S Lefebvre, R McDermott Royal Air Force Air Power Review 12, 92-113, 2009 | 11 | 2009 |
| Germany and peace enforcement: Participating in IFOR S Lefebvre, B Lombardi European security 5 (4), 564-587, 1996 | 11 | 1996 |
| The reform of the Russian air force S Lefebvre Russian Military Reform, 1992-2002, 139-160, 2004 | 10 | 2004 |
| Perspectives on Ethno-nationalist/separatist Terrorism S Lefebvre Conflict Studies Research Centre, Royal Military Academy Sandhurst, 2003 | 9 | 2003 |
| The revolution in military affairs, its implications for doctrine and force development within the US Army S Lefebvre, M Fortmann, T Congora The operational art: Developments in the theories of war 175, 1996 | 9 | 1996 |
| The Czech Republic and National Security, 1993–1998: The Emergence of a Strategic Culture S Lefebvre The Journal of Slavic Military Studies 23 (2), 328-369, 2010 | 8 | 2010 |
| The Former Yugoslav Republic of Macedonia (FYROM): Where to? S Lefebvre European Security 3 (4), 711-733, 1994 | 8 | 1994 |
| Turkey's intelligence community in changing times S Lefebvre International Journal 61 (1), 105-124, 2006 | 7 | 2006 |
| Sex Again: The Smith–Leung Spy Case S Lefebvre International Journal of Intelligence and Counterintelligence 18 (2), 296-304, 2005 | 7 | 2005 |
| The Reform of the Russian Air Force S Lefebvre Conflict Studies Research Centre, Defence Academy of the United Kingdom, 2002 | 7 | 2002 |
