1. Danish experiments with the French falling weight deflectometer;Bohn A.;Proceedings, Univ. of Michigan Third Int. Conf. on Struct. Design of Asphalt Pavements,1972
2. ERES Consultants Inc. (1982). “Nondestructive structural evaluation of airfield pavements.” Prepared for U.S. Army Engr Wtrwys. Exp. Sta. Champaign Ill.
3. Foxworthy P. T. (1985). “Concepts for the development of a nondestructive testing and evaluation system for rigid airfield pavements ” thesis presented to the University of Illinois at Urbana Ill. in partial fulfillment of the requirements for the degree of Doctor of Philosophy.
4. Hill H. J. (1988). “Early life study of the FA409 full‐depth asphalt concrete pavement sections ” thesis presented to the University of Illinois at Urbana Ill. in partial fulfillment of the requirements for the degree of Doctor of Philosophy.
5. Hoffman M. S. and Thompson M. R. (1981). “Mechanistic interpretation of nondestructive pavement testing deflections.” Civ. Engrg. Studies Transp. Engrg. Series No. 32 Illinois Cooperative Highway and Transp. Res. Program Series No. 190 Univ. of Illinois Urbana Ill.