@misc{indiciaeaf18e023547e,
  title = {Generalization of rectangular element stiffness matrix and thermal load vector associated with a(0) + a(1)x + a(2)y + a(3)xy type interpolation rule},
  author = {Ray, Sujit K. and Utku, Senol and Wada, Ben K.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19870041998},
  note = {Source identifier: 19870041998}
}