The predictive power of spallation models for isotopic cross sections Udai Singh, Detlef Filges, Frank Goldenbaum, Bogusław Kamys, Zbigniew Rudy and Sushil K. Sharma Eur. Phys. J. A, 54 6 (2018) 109 Published online: 26 June 2018 DOI: 10.1140/epja/i2018-12546-x