Economic and social development : 52nd International Scientific Conference on Economic and Social Development : book of proceedings : Porto, 16-17 April 2020 - Elisabete Pinto da Costa; Maria do Rosario Anjos; Miroslaw Przygoda (Economic and social development : 52nd International Scientific Conference on Economic and Social Development : book of proceedings : Porto, 16-17 April 2020, 2020)
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