Effect of strontium substitution on electrical conduction properties of Ba5DyTi3V7O30 P. S. Sahoo, A. Panigrahi, S. K. Patri and R. N.P. Choudhary Eur. Phys. J. Appl. Phys., 52 3 (2010) 30601 Published online: 30 November 2010 DOI: 10.1051/epjap/2010146