@article {16209, title = {A solid state NMR study of Na/Sr/Phosphate glasses used in glass ionomer cement formation}, journal = {16th European Experimental NMR Conference}, year = {2002}, month = {2007-03-19}, author = {Pires, R. A. and Hawkes, G. E. and Abrahams, I. and Nunes, T. G. and Steuernagel, S.} }