@misc{soberon-2017-tensors-colors-convex-hulls,
  title = {{Tensors, colors, and convex hulls}},
  author = {Pablo Soberón},
  year = {2017},
  note = {Discrete Geometry and Convexity: in honour of Imre Bárány, edited by Gergely Ambrus, Károly J. Böröczky and Zoltán Füredi, 97–101. ISBN 978 963 279 963 6.}
}