Gornaya, J, I Selyuzhenkov, A Taranenko, and E Kashirin. 2018. “Elliptic Flow of π – Measured With the Event Plane Method in Pb–Pb Collisions at 40A Ge in the NA49 Experiment at the CERN SPS”. KnE Energy 3 (1), 441–446. https://doi.org/10.18502/ken.v3i1.1780.