Aggregate Stability of Soils from Western United States and Canada
A. J. Lyons, Arthur Frederic Verrall, Aubrey L. Sharp, D. K. Barnes, Gino J. Mangialardi, Melvin D. Skold, Norman K. Whittlesey, Walter R. Houston, William Doral Kemper, William O. Lee, A. E. Gibbs, Earl Orel Heady, William J. Owen