2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/121916We discuss properties of the specific strongly interacting transient collective state of matter in hadron and nuclei reactions and emphasize similarity in their dynamics. We consider elliptic flow introduced for description of nucleus collisions and discuss its possible behavior in hadronic reactions.17 pages, 5 figures, extended versionHigh Energy Physics - PhenomenologyNuclear Theorytext