Partial and charge structure fonctions of monodisperse DNA fragments in salt free aqueous solution J.R.C. van der Maarel, L.C.A. Groot, M. Mandel, W. Jesse, G. Jannink and V. Rodriguez J. Phys. II France, 2 1 (1992) 109-122 DOI: 10.1051/jp2:1992117