00436nas a2200121   4500008004100000245008100041210006900122490000700191653003000198100001900228700002200247856004500269       2018                        eng d00aA Public Transit Assistant for Blind Passengers: Development and Experiments0 aPublic Transit Assistant for Blind Passengers Development and Ex0 v1710aAccessible public transit1 aFlores, German1 aManduchi, Roberto  uhttp://escholarship.org/uc/item/0x5980c8