1. Nordström, O. and Åström, H. Upgrading of VTI friction test vehicle BV12 for combined braking and steering tests under aquaplaning and winter conditions. Paper presented at the 2nd International Colloquium on Vehicle Tyre Road Interaction.
2. Hakanen, J. and Kähärä, T. Tyre characterisation on ice and snow with a measurement vehicle. Paper presented at the 2nd International Colloquium on Vehicle Tyre Road Interaction.
3. An Interior Trust Region Approach for Nonlinear Minimization Subject to Bounds