@misc{Fioretto:ArXiv21a,
      title={Load Embeddings for Scalable AC-OPF Learning}, 
      author={Terrence W. K. Mak and Ferdinando Fioretto and Pascal VanHentenryck},
      year={2021},
      eprint={2101.03973},
      archivePrefix={arXiv},
      primaryClass={eess.SY}
}