Frahm Holger

Publications in Math-Net.Ru

1. Persistent currents in open spin chains
   
   TMF, 171:2 (2012),  340–352
2. Integrable Anderson-type impurity in the supersymmetric $t$–$J$ model
   
   TMF, 150:2 (2007),  338–352
3. Generalizations of the Supersymmetric $t$–$J$ Model
   
   Zap. Nauchn. Sem. POMI, 251 (1998),  94–104