Title:La conformación del mercado, la evolución de los precios y los efectos de la privatización de la tierra pública durante la expansión de la frontera en el sureste cordobés / The formation of the market, price trends and the effects of privatization of public land during the expansion of the frontier in southeastern Cordoba
Title:Gênese, desenvolvimento, crise e reformas nos serviços públicos de extensão rural durante a década de 1990 / Genesis, development, crisis and reforms in public agricultural extension during the 1990s