2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/18606I elaborate on the earlier suggestion that the model describing the plateaux transition in Integer Quantum Hall effect scales to a particular point on the line of critical points of a theory with a higher symmetry7 pages, contribution to the proceedings of Advanced NATO Workshop on Statistical Field Theories, Como, June 18-23, 2001Mesoscale and Nanoscale PhysicsDisordered Systems and Neural NetworksHigh Energy Physics - Theorytext