Nonperturbative corrections of quark and gluon condensates to QCD inspired quark potentials J.J. Yang, H.Q. Shen, G.L. Li, T. Huang and P.N. Shen Eur. Phys. J. C, 7 2 (1999) 279-288 Published online: 29 October 1998 DOI: 10.1007/s100529801019