@Article{chung_et_al:DARTS.5.2.8,
  author =	{Chung, Benjamin and Nardelli, Francesco Zappa and Vitek, Jan},
  title =	{{On Julia’s Efficient Algorithm for Subtyping Union Types and Covariant Tuples}},
  pages =	{8:1--8:2},
  journal =	{Dagstuhl Artifacts Series},
  ISSN =	{2509-8195},
  year =	{2019},
  volume =	{5},
  number =	{2},
  editor =	{Chung, Benjamin and Nardelli, Francesco Zappa and Vitek, Jan},
  publisher =	{Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
  address =	{Dagstuhl, Germany},
  URL =		{https://drops.dagstuhl.de/entities/document/10.4230/DARTS.5.2.8},
  URN =		{urn:nbn:de:0030-drops-107855},
  doi =		{10.4230/DARTS.5.2.8},
  annote =	{Keywords: Type systems, subtyping, algorithmic type systems, distributive unions}
}