Zolov, Eric. “Expanding Our Conceptual Horizons: The Shift from an Old to a New Left in Latin America”. A Contracorriente: Una Revista De Estudios Latinoamericanos, vol. 5, no. 2, Sept. 2008, pp. 47-73, https://acontracorriente.chass.ncsu.edu/index.php/acontracorriente/article/view/585.