B. S.  Kadu, Sathe, Y. D., Ingle, A. B., Chikate, R. C., Patil, K. R., and Rode, C. V., ?Efficiency and recycling capability of montmorillonite supported Fe-Ni bimetallic nanocomposites towards hexavalent chromium remediation?, Applied Catalysis B-Environmental, vol. 104, no.  3-4 , pp. 407-414, 2011.