@article{ZNSL_2003_299_a9,
     author = {M. D. Kovalev},
     title = {On equi-angular points},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {162--168},
     year = {2003},
     volume = {299},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2003_299_a9/}
}