Trees and shrubs of Mexico / by Paul C. Standley ; Part 1: (Gleicheniaceae - Betulaceae)
Trees and shrubs of Mexico / by Paul C. Standley ; Part 2: (Fagaceae - Fabaceae)
Trees and shrubs of Mexico / by Paul C. Standley ; Part 3: (Oxalidaceae - Turneraceae)
A STUDY OF THE CLOSED-LOOP DIRECTIONAL STABILITY OF VARIOUS COMMERCIAL VEHICLE CONFIGURATIONS