00965nam 2200289 450 991049285210332120211111102425.0978396245225420210910d2021----km-y0itay50------baengDEa-------001yyKeeping track of track geometryFabian Hansmann, Wolfgang Nemetz, Richard Spoorsbasics, error detection, correction, qualityA comparative overview of the DACH countries and the UKHamburgPMCMedia2021224 p.ill.24 cmIngegneria ferroviariaHansmann,Fabian835531Nemetz,Wolfgang835532Spoors,Richard835533ITUNINAREICATUNIMARCBK991049285210332113 A 66 263852 / 2021FINBC13 00 393851 / 2021FINBCFINBCKeeping track of track geometry1867554UNINA