Baran H

Publications in Math-Net.Ru

1. Nonlocal symmetries of integrable linearly degenerate equations: A comparative study
   
   TMF, 196:2 (2018),  169–192
2. Coverings over Lax integrable equations and their nonlocal symmetries
   
   TMF, 188:3 (2016),  361–385
3. A conjecture concerning nonlocal terms of recursion operators
   
   Fundam. Prikl. Mat., 12:7 (2006),  23–33