Loan, T. T. and Long, N. N. (2015) “Effect of Cr\(^{3+}\) Concentration and Heat-treating Temperature on Structural Property of Cr\(^{3+}\)- doped TiO\(_2\) Nanowires Synthesized by Hydrothermal Method”, Communications in Physics, 24(4), p. 353. doi: 10.15625/0868-3166/24/4/4180.