An experimental and analytical investigation of the vibration noise generation mechanism in truck tires. Interim report.

National Highway Traffic Safety Administration, Office of Heavy Duty Vehicle Research, Washington, D.C.

Unitgraph procedures : a discussion of methods in regular practice or experimental use by the Hydrology Branch, Division of Project Planning /

Mode of access: Internet.

Manual of mental and physical tests; a book of directions compiled with special reference to the experimental study of school children in the laboratory or classroom,

Lst ed. 1910. 3d ed. includes supplementary references, 1914-1919.