M. G. Jefferies
- The cone penetration test in sands: part II, general inference of state. In: Géotechnique, v. 37, n. 3 (September 1987). (1987):
- Nor-Sand: a simle critical state model for sand. In: Géotechnique, v. 43, n. 1 (March 1993). (1993):
- The critical state of sands. In: Géotechnique, v. 41, n. 3 (September 1991). (1991):
- A state parameter for sands. In: Géotechnique, v. 35, n. 2 (June 1985). (1985):
- The cone penetration test in sands: part I, state parameter interpretation. In: Géotechnique, v. 36, n. 2 (June 1986). (1986):