M.  Vijayaraj and Gopinath, C. S., ?On the ``Active spacer and stabilizer'' role of Zn in Cu1-xZnxFe2O4 in the selective mono-N-methylation of aniline: XPS and catalysis study?, Journal of Catalysis, vol. 241, no. 1, pp. 83-95, 2006.

M.  Vijayaraj and Gopinath, C. S., ?Selective mono-N-methylation of aniline substrates on Cu1-xZnxFe2O4?, Applied Catalysis A-General, vol. 320, pp. 64-68, 2007.