@article{HannekeSkieraKraftetal.2024,
  author    = {Bj{\"o}rn Hanneke and Bernd Skiera and Thilo Gerwien Kraft and Oliver Hinz},
  title     = {Relationship between customers' size of wallet, share of wallet, and total wallet: new insights from the blockchain},
  journal   = {Efl insights : an elf - the Data Science Institute publication},
  volume    = {2024},
  number    = {1},
  pages     = {6 -- 8},
  year      = {2024},
}