Traffic investigations: Quality must be improved
Internationales Verkehrswesen ; 49 , 7-8
1997
Article (Journal)
German
DDC: | 388.05 | |
Local classification TIB: | 020/2042/7000 | |
BKL: | 55.80 Verkehrswesen, Transportwesen: Allgemeines | |
RVK: | ZG 1100 |
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