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Costa Rica: canasta básica de alimentos y determinación de las líneas de indigencia y de pobreza
(1989)
Political systems of Latin America
Needler, Martin C., (1964)
The process of economic development in Costa Rica, 1948 - 1970 : some political factors
Jacobstein, Helen L., (1987)
Data requirements and use in nutrition planning in Costa Rica
Valverde, Victor, (1981)
Review of grid connection requirements for generation assets in weak power grids
Etxegarai, Agurtzane, (2015)