Lokkas T G

Publications in Math-Net.Ru

1. Correct and self-adjoint problems for biquadratic operators
   
   Zap. Nauchn. Sem. POMI, 387 (2011),  145–162
2. Correct and selfadjoint problems with cubic operators
   
   Zap. Nauchn. Sem. POMI, 373 (2009),  194–209