Abarenkov Igor Vasil'evich

Publications in Math-Net.Ru

1. Oxyden in MgO crystal. Local approach
   
   Zap. Nauchn. Sem. POMI, 269 (2000),  21–42
2. Perturbation theory for the ground singlet state of the Heisenberg spin 1/2 antiferromagnetic chain
   
   Zap. Nauchn. Sem. POMI, 224 (1995),  14–35
3. Surface electronic structure of $\mathrm{MgO}$-type crystals
   
   Fizika Tverdogo Tela, 28:12 (1986),  3583–3590


4. In memory of Yurii Nikolaevich Demkov
   
   UFN, 181:5 (2011),  565–566