2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/66301For a fibration with the fiber $K(π,n)$-space, the algebraic model as a twisted tensor product of chains of the base with standard chains of $K(π,n)$-complex is given which preserves multiplicative structure as well. In terms of this model the action of the $n$-cohomology of the base with coefficients in $π$ on the homology of fibration is described.18 pagesAlgebraic Topology55N10, 55N45, 55R20, 55U99text