Media type: E-Article Title: Le système bi-polaire Contributor: Sommer, Théo [Author] Published in: Politique étrangère ; Vol. 42, n° 3-4, pp. 261-271 Language: French DOI: 10.3406/polit.1977.2910 ISSN: 0032-342X Identifier: Keywords: article Origination: Footnote: Access State: Open Access Rights information: Attribution - Non Commercial - No Derivs (CC BY-NC-ND)