@article{DT003,
   Author = {Tomanek, D. and Kumar, V. and Holloway, S. and Bennemann, K. H.},
   Title = {Semi-Empirical Theory for Surface Core-Level Shifts},
   Journal = {Solid State Commun.},
   Volume = {41},
   Number = {4},
   Pages = {273--279},
   Year = {1982} }