On some invariants of Birkhoff billiards under conjugacy
E. Koudjinan, V. Kaloshin, Regular and Chaotic Dynamics 27 (2022) 525–537.
LibreCat: https://research-explorer.ista.ac.at/record/12145
DOI: 10.1134/S1560354722050021
WoS: 000865267300002
arXiv: 2105.14640

V.I. Arnold's ''Global'' KAM theorem and geometric measure estimates
L. Chierchia, E. Koudjinan, Regular and Chaotic Dynamics 26 (2021) 61–88.
LibreCat: https://research-explorer.ista.ac.at/record/8689
DOI: 10.1134/S1560354721010044
WoS: 000614454700004
arXiv: 2010.13243

Nonisometric domains with the same Marvizi-Melrose invariants
L. Buhovsky, V. Kaloshin, Regular and Chaotic Dynamics 23 (2018) 54–59.
LibreCat: https://research-explorer.ista.ac.at/record/8426
DOI: 10.1134/s1560354718010057
arXiv: 1801.00952