@article{therefinedassortmentoptimizationproblem,
  title = {The Refined Assortment Optimization Problem},
  author = {Gerardo Berbeglia and Alvaro Flores and Guillermo Gallego},
  year = {2021},
  eprint = {2102.03043},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2102.03043v1},
}