Kinetic energies of cluster fragments in ternary fission of 252 Cf K. R. Vijayaraghavan, W. von Oertzen and M. Balasubramaniam Eur. Phys. J. A, 48 3 (2012) 27 Published online: 01 March 2012 DOI: 10.1140/epja/i2012-12027-4