@article{ADM_2020_30_1_a9,
     author = {V. Ustimenko},
     title = {On small world {non-Sunada} twins and cellular {Voronoi} diagrams},
     journal = {Algebra and discrete mathematics},
     pages = {118--142},
     publisher = {mathdoc},
     volume = {30},
     number = {1},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2020_30_1_a9/}
}