อ้างอิง ของ วัวทรงกลม

  1. Shelton, Robin; Cliffe, J. Allie.
  2. "The Sacred Spherical Cows of Physics"
  3. Doyle, John (10 May 2001). "Computational biology: Beyond the spherical cow". Nature. 411 (6834): 151–152. doi:10.1038/35075703. PMID 11346778. สืบค้นเมื่อ 22 February 2014.
  4. Hubbard, John H.; West, Beverly H. (1995). Differential Equations: A Dynamical Systems Approach. Part II: Higher-Dimensional Systems. Texts in Applied Mathematics. 18. Springer. p. 204. ISBN 978-0-387-94377-0.
  5. Washington Post: "The Coase Theorem"
  6. Kirkman, T. W. (1996). "Spherical Cow: A Simple Model". Statistics to Use. สืบค้นเมื่อ 2007-02-19.
  7. Hefley, Bill; Hefley, William E.; Murphy, Wendy (1 February 2008). Service science, management and engineering: education for the 21st century. Springer. p. 80. ISBN 978-0-387-76577-8. สืบค้นเมื่อ 28 September 2011.
  8. Birattari, Mauro (15 April 2009). Tuning Metaheuristics: A Machine Learning Perspective. Springer. pp. 183–184. ISBN 978-3-642-00482-7. สืบค้นเมื่อ 1 September 2012.
  9. Huva, Amy. "When Nerds go Viral". Vancouver Observer. สืบค้นเมื่อ 6 May 2014.
  10. "Consider a Spherical Cow" University Science Books
  11. "Fedora 18 Is Codenamed The Spherical Cow". phoronix.com. 2012. สืบค้นเมื่อ 2012-05-11.

แหล่งที่มา

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