control"”. www.europapress.es. 2019年1月29日閲覧。 ^ Jones, Sam (2018年6月28日). “Unilateralism not the answer to migrant crisis, says Spain's PM” (英語). The Guardian
Stephen G. Brooks) "International Relations Theory and the Case against Unilateralism," Perspectives on Politics, vol. 3, no. 3, 2005.(with Stephen G. Brooks)