@article{petrovgalerkinvariationalphysicsinformed,
  title = {Petrov-Galerkin Variational Physics-Informed Neural Network Framework for Two-Dimensional Singularly Perturbed Problems},
  author = {Vijay Kumar and Gautam Singh},
  year = {2026},
  eprint = {2606.16510},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2606.16510},
}