Interplay of 4f-3d magnetism and ferroelectricity in DyFeO3 B. Rajeswaran, D. Sanyal, Mahuya Chakrabarti, Y. Sundarayya, A. Sundaresan and C. N. R. Rao EPL, 101 1 (2013) 17001 Published online: 11 January 2013 DOI: 10.1209/0295-5075/101/17001