JOURNAL OF PHYSICAL CHEMISTRY C, vol. 113, no. 28, page. 12085 - 12089, 2009-07-16
JOURNAL OF MATERIALS CHEMISTRY, vol. 19, no. 37, page. 6857 - 6864, 2009-07
SENSORS AND ACTUATORS B-CHEMICAL, vol. 135, no. 2, page. 444 - 448, 2009-01-15
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