@article{VSPUI_2014_4_a5,
     author = {I. Y. Molchanova and L. N. Polyakova and M. A. Popova},
     title = {Constructing the polar cone of a convex polyhedral cone in $\mathbb{R}^3$},
     journal = {Vestnik Sankt-Peterburgskogo universiteta. Prikladna\^a matematika, informatika, processy upravleni\^a},
     pages = {56--63},
     publisher = {mathdoc},
     number = {4},
     year = {2014},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/VSPUI_2014_4_a5/}
}