- M. Deza, S. Onn, “Lattice-free polytopes and their diameter”, Discrete Comput Geom, 13, № 1, 1995,
59 
- Michel Deza, Mathieu Dutour, “The Hypermetric Cone on Seven Vertices”, Experimental Mathematics, 12, № 4, 2003,
433 - F. Rendl, “Semidefinite relaxations for partitioning, assignment and ordering problems”, Ann Oper Res, 240, № 1, 2016,
119