Thermal QCD sum rules study of vector charmonium and bottomonium states E. Veli Veliev, K. Azizi, H. Sundu, G. Kaya and A. Türkan Eur. Phys. J. A, 47 9 (2011) 110 Published online: 23 September 2011 DOI: 10.1140/epja/i2011-11110-8