@article{MZM_2024_116_3_a3,
     author = {S. D. Glyzin and A. Yu. Kolesov},
     title = {Symmetric hyperbolic trap},
     journal = {Matemati\v{c}eskie zametki},
     pages = {372--387},
     year = {2024},
     volume = {116},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2024_116_3_a3/}
}