@article{DAN_1957_113_5_a10,
     author = {G. Sh. Rubinshtein},
     title = {A generalization of the problem concerning the extreme intersection point of an axis with a convex polyhedron},
     journal = {Doklady Akademii Nauk},
     pages = {987--990},
     publisher = {mathdoc},
     volume = {113},
     number = {5},
     year = {1957},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1957_113_5_a10/}
}