TY  - BOOK
AU  - Fekpe, E.S., coaut.
ED  - National Research Council. Transportation Research Board (E-.U.A.)
TI  - Quality and accuracy of positional data in transportation /- E.S. Fekpe...[et al.]
CY  - Washington, D.C. : TRB
N1  - [Este folleto incluye 1CD cuyo titulo es: NCHRP Report 506:- supporting software-GIS error model]
ER  -