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Sources et traitement des données statistiques
Published online by Cambridge University Press: 17 August 2016
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- Recherches Économiques de Louvain/ Louvain Economic Review , Volume 27 , Issue 5 , 03 August 1961 , pp. 567 - 570
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- Copyright © Université catholique de Louvain, Institut de recherches économiques et sociales 1961