TY  - JOUR 
T1  - Electrochromic Properties of Sol-gel Coating of Nb2O5 and Nb2O5:Li+
JO  - Materials Research
A1  - Melo, L.
A1  - Avellaneda, C.O.
A1  - Caram, R.
A1  - Sichieri, E.
A1  - Pawlicka, A.
SN  - 1516-1439
UL  - 10.1590/S1516-14392002000100007
VL  - 5 
Y1  - 2002
PB  - Brasil 
ER  -