Helge Lehmann
发表
Michael Mueller,
Peter H. Oden,
Wolfgang Gellerich,
2004,
IBM J. Res. Dev..
Frank Koeble,
Michael Becht,
Michael J. Becht,
2007,
IBM J. Res. Dev..
Wilhelm G. Spruth,
Helge Lehmann,
2003,
it Inf. Technol..