@article{escidoc:1012, title = {{Electron focusing in metals and semimetals}}, author = {Heil, J. and B\"ohm, A. and Gr\"oger, A. and Primke, M. and Wyder, P. and Keppler, P. and Major, J. and Bender, H. and Sch\"onherr, E. and Wendel, H. and Wolf, B. and W\"urz, U. and Grill, W. and Herrenberger, S. and Knauth, S. and Lenzner, J.}, journal = {{Physics Reports}}, volume = {323}, pages = {387--455}, year = {2000}, doi = {} }