1. E. Shuryak, “Quantum chromodynamics and the theory of superdense matter,” Phys. Rep. 61, 71 (1980).
2. M. Stephanov, “QCD phase diagram and the critical point,” Prog. Theor. Phys. Suppl. 153, 139 (2004).
3. M. Gazdzicki (NA49/NA61 Collab.), “Results and plans on beam energy and system size scan at the CERN SPS,” J. Phys. G: Part. Nucl. Phys. 38, 124024 (2011).
4. L. Adamczyk et al. (STAR Collab.), “Beam-energy dependence of directed flow of protons, antiprotons and pions in Au + Au collisions,” J. Phys. G: Part. Nucl. Phys. 112, 162301 (2014).
5. L. Adamczyk et al. (STAR Collab.), “Beam energy dependence of moments of the net-charge multiplicity distributions in Au + Au collisions at RHIC,” Phys. Rev. Lett. 113, 092301 (2014).