TY - JOUR T1 - A New Problem of Descriptive Power JF - The journal of philosophy. VO - Vol. 103 No. 3 (2006),145 103 A1 - Leuenberger, Stephan UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dhu.MANI07732 ER -