User communities: from nice-to-have to must-have J. Costa I. Amorim J. Reis N. Melão Publication Journal: Journal of Innovation and Entrepreneurship Year of Publication: 2023 Volume: 12 Issue: 1 Identifiers ISSN: 21925372 Other Numbers: 2-s2.0-85153250978 Alternative titles DOIGoogle ScholarBibTeXRIS Locators