2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/30057We compute the charge-density oscillations in a Tomonaga-Luttinger model with impurities for a short-range electron-electron potential.9 pages, to be published in the Proceedings of XX Encontro Nacional de Fisica de Particulas y Campos, Sao Lourenco, Brasil, held in October 1999Strongly Correlated ElectronsStatistical MechanicsHigh Energy Physics - TheoryMathematical Physicstext