• http://repositorio.ub.edu.ar/handle/123456789/8206
• http://repositorio.ub.edu.ar/handle/123456789/8205
• http://repositorio.ub.edu.ar/handle/123456789/8204
• http://repositorio.ub.edu.ar/handle/123456789/8202
• http://repositorio.ub.edu.ar/handle/123456789/8183