J. Feng, Y.Y. Ju, J.J. Liu, H.G. Zhang, X.G. Chen, Polyethyleneimine-templated copper nanoclusters via ascorbic acid reduction approach as ferric ion sensor. Analytica Chimica Acta, 854 (2015) 153-160.
J. Feng, L. Su, Y.H. Ma, C.L. Ren, Q. Guo, X.G. Chen, CuFe2O4 magnetic nanoparticles: A simple and efficient catalyst for the reduction of nitrophenol. Chemical Engineering Journal, 221 (2013) 16-24.