@article{CMFD_2024_70_4_a7,
     author = {V. A. Kibkalo and D. A. Tuniyants},
     title = {Ordered billiard games and topological properties of billiard books},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {610--625},
     year = {2024},
     volume = {70},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2024_70_4_a7/}
}