DUCRUET, Cesar, JO, Jin-Cheol, LEE, Sung-Woo, ROUSSIN, Stanislas, 2008, Geopolitics of shipping networks: the case of North Korea's maritime connections, Sustainability in International Shipping, Port and Logistics Industries and the China Factor, International Association of Maritime Economists (IAME), Dalian, China, April 2–4.
DUCRUET, Cesar, ROUSSIN, Stanislas, 2007, The changing relations between hinterland and foreland at North Korean ports (1985–2006), 6th Inha & Le Havre International Conference, Inha University, Incheon, Republic of Korea, October 10–11.
DUCRUET, Cesar, ROUSSIN, Stanislas, 2007, Inter-Korean maritime linkages: economic integration vs. hub dependence, 15th European Conference on Theoretical and Quantitative Geography, Montreux, Switzerland, September 7–11, pp. 133–139 [ISBN 978-2-940368-05-1].
ROUSSIN, Stanislas, DUCRUET, Cesar, 2007, The Nampo-Pyongyang corridor: a strategic area for European investment in DPRK, Recent Changes in North Korea and the Role of the European Union, Institute of Unification Studies & Hans Seidel Foundation, Seoul National University, Seoul, Republic of Korea, June 1.
ROUSSIN, Stanislas, DUCRUET, Cesar, 2007, Doing business in DPRK for the European companies: the logistic issue, Seogang University, Seoul, Republic of Korea, May 26.
ROUSSIN, Stanislas, DUCRUET, Cesar, 2006, Logistic perspectives in DPRK, Annual Fall Meeting of the Korean Society of Coastal and Ocean Engineers, Seoul, Republic of Korea, September 15–16.
Ducruet, Cesar et Roussin, Stanislas (2007) Coree du Nord : vers l'ouverture des ports maritimes, Journal de la Marine Marchande, No. 4566, Juin 22, pp. 6–9.