Fission and ternary cluster decay of hyper-deformed 56Ni W. von Oertzen, B. Gebauer, G. Efimov, V. Zherebchevsky, Tz. Kokalova, S. Thummerer, Ch. Schulz, H. G. Bohlen, D. Kamanin, C. Beck et al. (5 more) Eur. Phys. J. A, 36 3 (2008) 279-288 Published online: 24 June 2008 DOI: 10.1140/epja/i2008-10592-7