2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/207879The coupling of Yang-Mills fields to the heterotic string in bosonic formulation is generalized to extended objects of higher dimension (p-branes). For odd p, the Bianchi identities obeyed by the field strengths of the (p+1)-forms receive Chern-Simons corrections which, in the case of the 5-brane, are consistent with an earlier conjecture based on string/5-brane duality.14 PagesHigh Energy Physics - Theorytext