1[1]A. Nataatmadja. Transportation Research Board 80th Annual Meeting. January 7~11,2001.
2[2]Bopwering,R. H. Properties and Behaviour of Foamed Bitumen Mixtures for Road Building. 5th ARRB Conference,Part 6,1970.
3[3]Lee,D. Y. Treating Marginal Aggregates and Soil with Foamed Asphalt. Association of Asphalt Paving Technologists,Vol. 50,1981.
4[4]Castedo,L. H and L. E. Stabilization with Foamed Asphalt of Aggregates Commonly Used in Low-Volume Roads. In transportation Research Council,Washington,D. C. 1983.