@article{
      2022_CCNNGKDS,
	title={Unified a priori analysis of four second-order FEM for fourth-order quadratic semilinear problems},
	author={C. Carstensen, N. Nataraj, G. C. Remesan & D. Shylaja },
      journal = {Numer. Math.},
      volume = {54},
      year = 2023, 
      URL = {https://link.springer.com/article/10.1007/s00211-023-01356-w}
}