Economic and social development : 35th International Scientific Conference on Economic and Social Development - "Sustainability from an Economic and Social Perspective" : book of proceedings : Lisbon, 15-16 November 2018 - Humberto Ribeiro; Dora Naletina; Ana Lorga da Silva (Economic and social development : 35th International Scientific Conference on Economic and Social Development - "Sustainability from an Economic and Social Perspective" : book of proceedings : Lisbon, 15-16 November 2018, 2018)
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