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Berlin : Friedrich Ebert Foundation, Division for Int. Cooperation, Dep. for Development Policy, 2008A crisis-complex, not complex crises
conflict dynamics in the Sudan, Chad, and Central African Republic Tri-Border AreaIn: Internationale Politik und Gesellschaft Online : International Politics and Society. - 2008, 4The dynamics of conflict in the tri-border region of Sudan, Chad and the Central African Republic
Bonn : Friedrich Ebert Foundation, IEZ Africa Dep., 2008A danger not to Nigeria alone
Boko Harams's transnational reach and regional responsesAbuja : Friedrich-Ebert-Stiftung Regional Office, 2014Peacekeeping interventions in Africa
"war is peace, freedom is slavery, ignorance is strength"Maputo : Friedrich-Ebert-Stiftung Mozambique, [2016], © 2016Security challenges and issues in the Sahelo-Saharan region
the Chad perspectiveDakar-Fann : Friedrich-Ebert-Stiftung, Peace and Security Centre of Competence Sub-Saharan Africa, [2017], © 2017Les defis et enjeux securitaires dans l'espace Sahelo-Saharien
la perspective du TchadDakar-Fann : Friedrich-Ebert-Stiftung, Paix et Sécurité Centre de Compétence Afrique Subsaharienne, [2017], © 2017Le Tchad dans son environnement régional
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political alliances and ad hoc military coalitionsDakar-Fann : Friedrich-Ebert-Stiftung, Peace and Security Competence Centre Sub-Saharan Africa, 2021