The baryonic Y-shape confining potential energy and its approximants B. Silvestre-Brac, C. Semay, I. M. Narodetskii and A. I. Veselov Eur. Phys. J. C, 32 3 (2004) 385-397 Published online: 03 December 2003 DOI: 10.1140/epjc/s2003-01416-9