By Höche T.   Kleebe H-J.   Schrempel F.   Wesch W.   in Philosophical Magazine Letters

ISSN:1362-3036|82|11|599-608

Taylor & Francis Ltd‎(2002)‎

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By Schmidt E   Steinbach T   Wesch W   in Journal of Physics D: Applied Physics

ISSN:0022-3727|47|26|265302-265308

IOP Publishing‎(2014)‎

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