@entry{gra-ang-fer-pat-21-aa,
  author = {A Gray and M De Angelis and S Ferson and E Patelli},
  title = {What's Z\uc{2212} X, when Z= X+ Y? Dependency tracking in interval arithmetic with bivariate sets},
  journal = {},
  volume = {},
  number = {},
  pages = {},
  year = 2021,
  month = ,
  doi = {},
  comment = {},
  abstract = {},
  url = {{\url{https://livrepository.liverpool.ac.uk/3124147/1/REC2021_38_Gray.pdf}}},
  quotes = {In this paper we propose an extension to interval arithmetic to include arithmetic with bivariate sets, which allows for an initial dependency to be propagated, as well as the tracking of ...}
}