Carolina León Bastos: La interpretación de los derechos fundamentales según los tratados internacionales sobre derechos humanos. Un estudio de la jurisprudencia en España y Costa Rica (English translation of the title: The Interpretation of Fundamental Rights in Accordance with International Human Rights Treaties. A Study of the Spanish and Costa Rican Jurisprudence). Madrid. Reus. 328 p. ISBN: 9788429016215 (in Spanish) The question of how international law is incorporated into and applied in domestic legal orders is not only a question of high practical relevance; it is also, at least in many regards, still an under-researched subject. The book by Carolina…