@INPROCEEDINGS{DT005, author = {Brocksch, H.-J. and Tomanek, D. and Bennemann, K.H.}, title = {Surface core-level shifts in mixed-valent systems}, editor = {Wachter, P. and Boppart, H.}, booktitle = {Valence instabilities}, number = { }, series = { }, pages = {291}, month = { }, year = {1982}, address = {Amsterdam}, organization = { }, publisher = {North-Holland}, note = {North-Holland} }