Sources

Every source backing a fact on Christian Kray's own page, deduplicated — the same source backing several facts appears once.

• https://dl.acm.org/doi/proceedings/10.1145/1409240 — https://dl.acm.org/doi/proceedings/10.1145/1409240
• https://dl.acm.org/doi/proceedings/10.1145/1613858 — https://dl.acm.org/doi/proceedings/10.1145/1613858
• https://dl.acm.org/doi/proceedings/10.1145/2037373 — https://dl.acm.org/doi/proceedings/10.1145/2037373
• https://dl.acm.org/doi/proceedings/10.1145/3229434 — https://dl.acm.org/doi/proceedings/10.1145/3229434
• https://dl.acm.org/doi/proceedings/10.1145/3338286 — https://dl.acm.org/doi/proceedings/10.1145/3338286
• https://dl.acm.org/doi/proceedings/10.1145/3379503 — https://dl.acm.org/doi/proceedings/10.1145/3379503
• https://www.mobilehci2013.org/organization.php — https://www.mobilehci2013.org/organization.php