Chemical and physical properties of sabkha-type materials /

by Russell, R. B. C.
Published 1974

Sand-bitumen for road bases : an examination of five methods of measuring stability /

by Hitch, L. S.
Published 1976

Bituminous bases and surfacings for low-cost roads in the tropics /

by Hitch, L. S.
Published 1977

Natural asphalts : their occurrence, properties and use in road construction in Columbia /

by Dowling, J. W. F.
Published 1982