Journal of Non-Crystalline Solids
Journal of Non-Crystalline Solids > 2002 > 299-302 > Part 2 > 1042-1046
Journal of Non-Crystalline Solids > 2004 > 338-340 > Complete > 617-621
Journal of Non-Crystalline Solids > 2004 > 338-340 > Complete > 622-625