found: Integración americana, c1991:cover, p. 4 (Mercado Común del Sur conocido como MERCOSUR)
found: Magariños, G. Uruguay en el MERCOSUR, 1991:p. 53 (El Tratado de Asunción; instrumento internacional que estableció el MERCOSUR)
found: Mercosur, c1991:p. x (MERCOSUR: Mercado Común del Sur) p. xvii (Mercosur)
found: Mercosul, 1992.
found: Revista do Mercosul, maio 1992:t.p. (Mercosul)
found: Does MERCOSUR need a single currency?, c1998:abstract (customs union) p. 1 (free trade area) p. 25 (Brazil, Argentina, Paraguay and Uruguay)
found: Understanding dispute settlement mechanisms in the world trading system, c2004:t.p. (MERCOSUR) p. vii (Common Market of the South)
notfound: A new attempt at regional integration, 1991: p. 1 (Southern Cone Common Market, Mercado Común del Cono Sur, MERCOSUR)