2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/73140We introduce a monoidal category of corings using two different notions of corings morphisms. The first one is the (right) coring extensions recently introduced by T. Brzeziński in [2], and the anther is the usual notion of morphisms defined in [5] by J. Gómez-Torrecillas.10 pagesRings and Algebras16W30text