2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/226247In this talk we extend a family of geodesically complete $G_{2}$ stiff fluid cosmological models to the case in which the velocity of the fluid is not orthogonal to the gradient of the transitivity surface element.6 pp, published in ERE'03 proceedingsGeneral Relativity and Quantum CosmologyNew families of singularity-free cosmological modelstext