2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/147590With respect to the Dirac operator and the conformally invariant Laplacian, an explicit description of the inverse Penrose transform on Riemannian twistor spaces is given. A Dolbeault representative of cohomology on the twistor space is constructed from a solution of the field equation on the base manifold.AMS-LaTeX v1.1, 19 pages, to appear in J. Geom. Phys. I quoted Woodhouse's theorem and deleted the proofs in section 4Differential Geometry53C25text