TY - CONF A1 - Rücker, Werner T1 - Investigation of ballasted tracks with high basic acceleration T2 - Rail-Track T2 - Rail-Track CY - London, England DA - 2002-01-24 PY - 2002 AN - OPUS4-6785 LA - eng AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -