@article{SM_2021_212_8_a2,
     author = {V. V. Vedyushkina and I. S. Kharcheva},
     title = {Billiard books realize all bases of {Liouville} foliations of integrable {Hamiltonian} systems},
     journal = {Sbornik. Mathematics},
     pages = {1122--1179},
     publisher = {mathdoc},
     volume = {212},
     number = {8},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2021_212_8_a2/}
}