@article{volatilityparametrizationswithrandom,
  title = {Volatility Parametrizations with Random Coefficients: Analytic Flexibility for Implied Volatility Surfaces},
  author = {Nicola F. Zaugg and Leonardo Perotti and Lech A. Grzelak},
  year = {2024},
  eprint = {2411.04041},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2411.04041v2},
}