@article{GestrichChampionKeitaetal.2021,
  author    = {Nikolas Gestrich and Louis Champion and Daouda Ke{\"i}ta and Nafogo Coulibaly and Dorian Q. Fuller},
  title     = {Evidence of an Eleventh-Century AD Cola Nitida Trade into the Middle Niger Region},
  journal   = {The African archaeological review},
  volume    = {38},
  number    = {3},
  pages     = {403 -- 418},
  doi       = {10.1007/s10437-021-09445-7},
  year      = {2021},
}