@article{howmuchdoesitcosttotrainamachine,
  title = {The Cost of Training Machine Learning Models over Distributed Data Sources},
  author = {Elia Guerra and Francesc Wilhelmi and Marco Miozzo and Paolo Dini},
  year = {2022},
  eprint = {2209.07124},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2209.07124v2},
}