00311nam a2200133Ia 45000030006000000080041000060400015000471000017000622450050000792500010001292600009001395460012001480050017001600STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aKolsen, H.M.  aEconomics and control of roadrail competition  aFirst  c1968  aEnglish20220125165518.0