Effective Forces Between Diamagnetic and Paramagnetic Ions in D 2 O at Low and Moderate Ionic Strengths: An NMR Relaxation Study A. Sacco, E. Belorizky, M. Jeannin, W. Gorecki and P.H. Fries J. Phys. II France, 7 9 (1997) 1299-1322 DOI: 10.1051/jp2:1997109