@article{ZNSL_2008_353_a11,
     author = {V. V. Makeev},
     title = {On pyramids in a~three-dimensional normed space},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {132--138},
     publisher = {mathdoc},
     volume = {353},
     year = {2008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2008_353_a11/}
}