SIMES, Horacio. Reciprocity in the economy of the age of silicon economy systems to early experiences current solidarity economy. Scientific Journal Visión de Futuro, [S. l.], v. 16, n. 2, 2012. Disponível em: https://visiondefuturo.fce.unam.edu.ar/index.php/visiondefuturo/article/view/656. Acesso em: 19 may. 2024.