In search of intangible connections: intellectual capital, performance and quality of life in higher education institutions Higher Education Journal Article Eugénia Pedro Helena Alves João Leitão Publication Year of Publication: 2020 Identifiers Locators URL https://doi.org/10.1007/s10734-020-00653-9 DOI: 10.1007/s10734-020-00653-9 Sustainable Development Goals