&quot; Obligations Erga Omnes, International Crimes and Jus Cogens: A Tentative Analysis of Three Related Concepts &quot; , en International Crimes of States (J. H. H. Weiler, A. Cassese y M. Spinedi, eds.) (1989).
&quot; Obligations Erga Omnes, International Crimes and Jus Cogens: A tentative Analysis of Three Related Concepts &quot; , in: International Crimes of States (J.H.H. Weiler, A. Cassese and M. Spinedi eds.) (1989).