Study on effect of Ge doping on CeNi5 Mariana Zapotoková, Ivan Čurlik, Mauro Giovannini and Marián Reiffers Eur. Phys. J. B, 86 4 (2013) 129 Published online: 04 April 2013 DOI: 10.1140/epjb/e2013-30939-0