Glueballs and the superfluid phase of Two-Color QCD M. P. Lombardo, M. L. Paciello, S. Petrarca and B. Taglienti Eur. Phys. J. C, 58 1 (2008) 69-81 Published online: 24 September 2008 DOI: 10.1140/epjc/s10052-008-0718-z