Overcoming the barriers: cross-border convergence in Portugal and Spain between 2000 and 2018 Miguel Viegas Jan Wolf Paulo Batista João Lourenço Marques Publication Journal: European Planning Studies Year of Publication: 2023 Pagination: 1--20 Identifiers ISSN: 1469-5944 Other Numbers: 145834996 Alternative titles DOIGoogle ScholarBibTeXRIS Locators