Closed-form expressions for the linear and quadratic strain tetrahedral finite elements

Moderate degree cubature formulas for 3‐D tetrahedral finite‐element approximations

M. Gellert, R. Harbord · Communications in Applied Numerical Methods · 1991 · 28 citations

Closed-form stiffness matrices for the linear strain and quadratic strain tetrahedron finite elements

Panos S. Shiakolas, R.V. Nambiar, K.L. Lawrence et al. · Computers & Structures · 1992 · 26 citations

Finite Element Method, Engineering, Isogeometric Analysis +11

Closed form stiffness matrices and error estimators for plane hierarchic triangular elements

K.L. Lawrence, Rajiv V. Nambiar, Brad Bergmann · International Journal for Numerical Methods in Engineering · 1991 · 23 citations

Numerical Analysis, Engineering, Mechanical Engineering +17

Convenient generation of stiffness matrices for the family of plane triangular elements

G. Subramanian, Chandan Bose · Computers & Structures · 1982 · 23 citations

Numerical Analysis, Discrete Geometry, Engineering +11