@article{articlea0d7d393,
title   = {Preparation, characterization and photochromic behavior of phosphotungstic acid-ormosil nanocomposites},
author = {Ferreira Neto, Elias Paiva and Ullah, Sajjad and Carvalho, Flávio Luiz Silva de and Souza, Adriano Lopes de and Oliveira Junior, Marcos de and Schneider, José Fabian and Mascarenhas, Yvonne Primerano and Jorge Junior, Alberto Moreira and Rodrigues Filho, Ubirajara Pereira},
year = {2015},
doi = {10.1016/j.matchemphys.2013.05.015},
journal   = {Materials Chemistry and Physics}
}