Koppers, A., Leven, T., Ruf, S.:
Effect of pictogram chains on narrow main roads - Should we put Pictogram chains in mixed traffic now on every road?
in: mobilogisch 3/21 S. 38 – 41.

 

Koppers, A., Ruf, S., Gerlach, J., Leven, T., & Hagemeister, C.:
Cycling in confined spaces - the effect of pictograms and signs on cycling behaviour and road safety
Final report, 2021 (german only)
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