00841nam0-2200289 --450 991027265820332120190701101617.020180619d1968----km y0itay50 ----baengUSUrban rapid transitconcepts and evaluation[by] Lester A. Hoel ... [et al.]PittsburghTransportation Research Institute, Carnegie-Mellon University[1968]241 p.ill.26 cmTRI research report1Trasporti urbaniTransito locale629/.04Hoel,Lester A.ITUNINARICAUNIMARCBK9910272658203321E2/174533DINTRMTD 459832DARPUDARPUDINTRUrban rapid transit1505816UNINA