Robert E. Nickell
- Direct Integration Methods in Structural Dynamics. Dans: Journal of the Engineering Mechanics Division (ASCE), v. 99, n. 2 (avril 1973). (1973):
- Creep of a Cracked Reinforced Beam. Dans: Journal of the Structural Division (ASCE), v. 94, n. 1 (janvier 1968). (1968):