M. Graca, M. da Silva, A. Sombra, and M. Valente. JOURNAL OF NON-CRYSTALLINE SOLIDS, 352 (42-49, SI):
5199-5204(2006)5th International Discussion Meeting on Relaxations in Complex Systems,
Univ Sci & Technologies, Lille, FRANCE, JUL 07-13, 2005.
M. Graca, F. da Silva, A. Sombra, and M. Valente. JOURNAL OF NON-CRYSTALLINE SOLIDS, 353 (47-51):
4390-4394(2007)4th Conference of the International-Dielectric-Society/9th International
Conference on Dielectric and Related Phenomena, Poznan, POLAND, SEP
03-07, 2006.