@article{IVM_1991_10_a5,
     author = {V. I. Dmitriev},
     title = {Extreme rays of a~cone of convex forms of the sixth degree in two variables},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {28--35},
     publisher = {mathdoc},
     number = {10},
     year = {1991},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1991_10_a5/}
}