Citation: Al. Olmstead et Pw. Rhode, Reshaping the landscape: The impact and diffusion of the tractor in American agriculture, 1910-1960, J ECON HIST, 61(3), 2001, pp. 663-698
Citation: Jm. Critz et al., "Horn of plenty" The globalization of Mediterranean horticulture and the economic development of southern Europe, 1880-1930, J ECON HIST, 59(2), 1999, pp. 316-352