Entrepreneurship in frontier regions: Study of four municipalities from beira interior norte M. Natário A. Braga G.P. Fernandes Publication Journal: Revista de Estudios Regionales Year of Publication: 2015 Issue: 104 Pagination: 83-109 Identifiers Other Numbers: 2-s2.0-84962016586 Alternative titles Google ScholarBibTeXRIS Locators