Media type: E-Article Title: Families of subgroups and completion Contributor: Jackowski, Stefan Published: Elsevier BV, 1985 Published in: Journal of Pure and Applied Algebra, 37 (1985), Seite 167-179 Language: English DOI: 10.1016/0022-4049(85)90094-5 ISSN: 0022-4049 Origination: Footnote: Access State: Open Access