On projective billiards with open subsets of triangular orbits accepted in Israel Journal of Mathematics.
Open problems on billiards and geometric optics with Misha Bialy, Alexey Glutsyuk, Mark Levi, Alexander Plakhov, Serge Tabachnikov, in Arnold Mathematical Journal.
Complex caustics of the complex elliptic billiard in Arnold Mathematical Journal, august 2020.
On the circumcenters of triangular orbits in elliptic billiard in Journal of Dynamical and Control Systems, february 2021.