@article{CMFD_2012_45_a6,
     author = {N. M. Ivochkina},
     title = {From {G\aa} rding's cones to $p$-convex hypersurfaces},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {94--104},
     publisher = {mathdoc},
     volume = {45},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2012_45_a6/}
}