2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/68051In this note we point out an error in the above paper and refer to some papers where this error is corrected and a more general theorem is proved.2 pages, revised versionGeometric TopologyGroup TheoryPrimary: 19B28, 19A31, 20F99, 19D35. Secondary: 19J10Correction to `K-theory of virtually poly-surface groups'text