5Millogo. Y, Karfa. T, et c. Geotechnical, Mechanical, Chemical and Mineralogical Characterization of A Laterit ic Gravels of Sapouy (Burkina Faso) Used in Road Con- struction [J]. Construction and Building Materials, 2008,22(2) :70--76.
6Namutebi. May, Birgisson. Bjorn, etc. Development of A Gyratory CoMPaction Procedure for Laterite Gravels Treated with Foamed Bitumen [J]. International Journal of Pavement Engineering, 2013, 14 (3): 256--264.
7王伯伟.非洲地区的筑路材料--红土砾石[J].公路,1985(12).
8Ashworth. Highway Engineering [M]. London:Heine mann Education Book Ltd. , 1966.
9YUSUF M. Laterite as an Engineering Material [J]. Ju rnal Teknologi, 1984.
