Influence of target material impurities on physical results in relativistic heavy-ion collisions D. Banaś, A. Kubala-Kukuś, M. Rybczyński, I. Stabrawa and G. Stefanek Eur. Phys. J. Plus, 134 1 (2019) 44 Published online: 30 January 2019 DOI: 10.1140/epjp/i2019-12465-9