REDAKTIONEN, .-. Use of systems of models in planning. Seminar on the Use of Systems of Models in Planning, Moscow (USSR), 2-11 December 1974. New York: United Nations, 1975. 302 pp. $ 12,00. NT 76-3058. Nationaløkonomisk Tidsskrift, [S. l.], v. 114, 1976. Disponível em: https://tidsskrift.dk/nationaloekonomisktidsskrift/article/view/62705. Acesso em: 21 maj. 2024.