@article {15610, title = {The role of alumina in aluminoborosilicate glasses for use in glass-ionomer cements}, journal = {Journal of Materials Chemistry}, volume = {19}, year = {2009}, month = {2009-10-21}, pages = {3652-3660}, author = {Pires, R. A. and Abrahams, I. and Nunes, T. G. and Hawkes, G. E.} }