2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/132530We discuss a new physical phenomenon for R_pA in the fixed coupling case, the total gluon shadowing, which arises due to the effect of gluon number fluctuations.To appear in the proceedings of the Workshop on Heavy Ion Collisions at the LHC: Last Call for Predictions, Geneva, Switzerland, 14 May - 8 June, 2007High Energy Physics - Phenomenologytext