https://www.t-mobile.com/community/discussions/coverage-signal/aa-%C2%BFc%C3%B3mo-hablar-con-un-representante-de-viva/170860
https://www.t-mobile.com/community/discussions/coverage-signal/aa-%C2%BFc%C3%B3mo-hablar-con-un-representante-de-viva/170860