por Stanton, J.F | Roeder, C.W., coaut | National Research Council. Transportation Research Board (E-.U.A.).
por Stanton, J. F | Mattock, A.H., coaut | National Research Council. Transportation Research Board (E-.U.A.).
por Stanton, J.F | Mattock, A.H., coaut | National Research Council. Transportation Research Board (E-.U.A.).
por Roeder, C.W | Stanton, J.F., coaut.Feller, T., coaut | National Research Council. Transportation Research Board (E-.U.A.).
por Roeder, C.W | Stanton, J.F., coaut.Taylor, A.W., coaut | National Research Council. Transportation Research Board (E-.U.A.).