Media type: E-Article Title: Distinguishability Operations and Closures Contributor: Câmpeanu, Cezar; Moreira, Nelma; Reis, Rogério imprint: IOS Press, 2016 Published in: Fundamenta Informaticae Language: Not determined DOI: 10.3233/fi-2016-1434 ISSN: 0169-2968; 1875-8681 Keywords: Computational Theory and Mathematics ; Information Systems ; Algebra and Number Theory ; Theoretical Computer Science Origination: Footnote: