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5Avalle, D.L. and McKenzie, R. W. , 2005. Ground improvement of landfill site using the square impact roller. Australian Geomechanics, Vol. 40, No 4, 15-21. 被引量：1
6Jumo, I. and Geldenhuys, J. (2004). " Impact compaction of subgrades- experience on the Trans- Kalahari Highway including continuous impact response (CIR) as a method of quality control. " 8th Conference on Asphalt Pavements for Southern Africa, 12 - 16 September 2004, Sun City, South Africa. 101-118. 被引量：1
