1. Traveling waves in chains of oscillators;Bak;Mat Stud,2006
2. Periodic traveling waves in chains of oscillators;Bak;Commun Math Anal,2007
3. Existence of periodic traveling waves in a system of nonlinear oscillators on a two-dimensional lattice;Bak;Mat Stud,2011
4. Existence of periodic traveling waves in the Fermi–Pasta–Ulam system on a two-dimensional lattice;Bak;Mat Stud,2012
5. Periodic traveling waves in the discrete sine-Gordon equation on 2D- lattice, Mat. Komp. Model. Ser.: Fiz.-;Bak;Mat Nauky,2013