A. Borel, F. Yerly, L. Helm, and A. E. Merbach, “Molecular Dynamics Simulations of the Internal Mobility of Gd3+-Based MRI Contrast Agents: Consequences for Water Proton Relaxivity”, Chimia, vol. 58, no. 4, p. 200, Apr. 2004, doi: 10.2533/000942904777678055.