TY - JOUR T1 - Ion-polymer interaction analysis: an inversion of NMR spin echo experimental data JO - Brazilian Journal of Physics A1 - Sebastião, Rita C.O. A1 - Braga, João P. A1 - Virtuoso, Luciano S. A1 - Vello, Karla A.S.F. A1 - Pacheco, Carlos N. A1 - da Silva, Luis H.M. SN - 0103-9733 UL - 10.1590/S0103-97332010000400012 VL - 40 Y1 - 2010 PB - Brasil ER -