R. E. Vandegrift

Improved accuracy in solid isoparametric elements using selectively reduced integration

W. R. Case, R. S. Mitchell, R. E. Vandegrift, 1985 .

Accuracy of Three Dimensional Solid Finite Elements

W. R. Case, R. E. Vandegrift, 1984 .

Improved isoparametric solid and membrane elements

R. E. Vandegrift, W. Case, 1986 .