Percolation of polyatomic species on a simple cubic lattice G.D. Garcia, F.O. Sanchez-Varretti, P.M. Centres and A.J. Ramirez-Pastor Eur. Phys. J. B, 86 9 (2013) 403 Published online: 25 September 2013 DOI: 10.1140/epjb/e2013-40509-1