R. M. Haythornthwaite
- Range of Yield Condition in Ideal Plasticity. In: Transactions of the American Society of Civil Engineers, v. 127, n. 1 ( 1962). (1962):
- Range of Yield Conditions in Ideal Plasticity. In: Journal of the Engineering Mechanics Division (ASCE), v. 87, n. 6 (Dezember 1961). (1961):