Tham khảo Wilhelm Killing

  1. “Mitglieder”. Nationale Akademie der Wissenschaften Leopoldina (bằng tiếng Đức). Truy cập ngày 15 tháng 2 năm 2023.
  2. Hawkins, Thomas (2000). Emergence of the Theory of Lie Groups. New York: Springer. ISBN 0-387-98963-3.
  3. Reynolds, W. F. (1993). “Hyperbolic geometry on a hyperboloid”. The American Mathematical Monthly. 100 (5): 442–455. doi:10.1080/00029890.1993.11990430. JSTOR 2324297.
  4. Ratcliffe, J. G. (1994). “Hyperbolic geometry”. Foundations of Hyperbolic Manifolds. New York. tr. 56–104. ISBN 038794348X.
  5. Coleman, A. John, "The Greatest Mathematical Paper of All Time," The Mathematical Intelligencer, vol. 11, no. 3, pp. 29–38.

Tài liệu tham khảo

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