@InProceedings{True2020why, author= {Hans True and Lasse Engbo Christiansen and Andreas Plesner and Andreas Lønstrup Ammitzbøll and Bjørn Jerram Dahl}, title= {{Why is it so difficult to determine the lateral Position of the Rails by a Measurement of the Motion of an Axle on a moving Vehicle?}}, booktitle= {{Second International Conference on Rail Transportation}}, month= {}, year= {2020}, }