@article{IVM_1978_11_a12,
     author = {Yu. A. Shashkin and L. G. Sharaburova},
     title = {Helly theorems for convex cones},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {104--107},
     publisher = {mathdoc},
     number = {11},
     year = {1978},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1978_11_a12/}
}