Larsen, T. J. <br/><br/>
Research on thickness design for soil-cement pavements / by- T. J. Larsen, P. J. Nussbaum and B. E. Colley. 

 - Skokie, Illinois : atories, Development Department 
 - [50] p. 
 - Bulletin D142 / Portland Cement Association, Research and D-evelopment Laboratories, Development Department .