TY  - JOUR
T1  - Papers of the Michigan Academy of Science arts and Letters
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dhu.FAHCE00238
KW  - Educación
KW  - Ciencia
KW  - Artes
KW  - Literatura
ER  -