2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/157671We study the direct and an inverse source problem for the radiative transfer equation arising in optical molecular imaging. We show that for generic absorption and scattering coefficients, the direct problem is well-posed and the inverse one is uniquely solvable, with a stability estimate.Analysis of PDEsMathematical Physics35R30text