2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/96134We shall consider a locally compact groupoid endowed with a Haar system and having proper orbit space. We shall construct a groupoid C*-algebra which is independent of the Haar system (up to a *-isomorphism).23 pagesOperator AlgebrasFunctional Analysis22A22; 43A22; 43A65Isomorphic groupoid $C^{\ast}$-algebras associated with different Haar systemstext