4Wilk. N.. Cement Concrete Pavements on Soft Soils Sensitive to Differential Settlements. Proceedings, 2rd International Conference on Concrete Pavement Design. Purdue University, 1981:201-210.
5Vos, E., Thickness Design of Plain Cement Concrete Pavements on Soils Sensitive to Differential Settlements, Proceedings, 3rd International Conference on Concrete Pavement Design and Rehabilition. Purdue University, 1985:245-251.
6Dennis A. Morian, Shelley Stoffels, Kevin Senn. Designing Pavement for Design--Build with End Result Specifications, In 78th Annual Meeting (CD--ROM), TRB, National Research Council, Washington, D.C. , 1999.
7Andrew C, Health, Jeffery R, Roesler, John T. Harvey, Quantifying Longitudinal, Corner and Transverse Cracking in Jointed Concrete Pavements, In 80^th Annual Meeting (CD-ROM), TRB, National Research Council, Washington, D.C., 2001.