Velpula Venkappa
- Torsion of Concrete Beams with Large Openings. Dans: Journal of Structural Engineering (ASCE), v. 111, n. 1 (janvier 1985). (1985):
- Cyclic Torsion Tests on Reinforced Concrete Beams. Dans: Journal of Structural Engineering (ASCE), v. 113, n. 6 (juin 1987). (1987):