Highly disordered two-dimensional electron system in a weak magnetic fieldJ. J. Mareš, J. Krištofik, P. Hubík, X. Feng, J. Novák and S. HasenöhrlEurophys. Lett., 45 3 (1999) 374-380DOI: https://doi.org/10.1209/epl/i1999-00174-3