4H. G B. Allersma, L. Ravenswaay, E. Vos. Investigation of roadwidening on soft soil using a small centrifuge [ J ] . Transportation re-search reeordl462,1994,47 -53.
5R. B. J. Brinkgreve,P A. Vermeer Constitutive aspects of an embank-ment widening project. Proc. International Workshop ; Advances inunderstanding and modeling the mechanical behavior of peat [ C ].Balkema,Rotterdam,1994,143 -158.
