@article{RM_2012_67_5_a2,
     author = {M. I. Shtogrin},
     title = {Degeneracy criterion for a~convex polyhedron},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {951--953},
     publisher = {mathdoc},
     volume = {67},
     number = {5},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2012_67_5_a2/}
}