References

Abadir, Karim, and Jan Magnus. 2002. “Notation in Econometrics: A Proposal for a Standard.” The Econometrics Journal 5 (1): 76–90.

Boehm, C, J Engelfriet, M Helbig, A IM Kool, P Leepin, E Neuburger, and AD Wilkie. 1975. “Thoughts on the Harmonization of Some Proposals for a New International Actuarial Notation.” Blätter Der DGVFM 12 (2): 99–129.

Halperin, Max, Herman O Hartley, and Paul G Hoel. 1965. “Recommended Standards for Statistical Symbols and Notation: Copss Committee on Symbols and Notation.” The American Statistician 19 (3): 12–14.

Xie, Yihui. 2015. Dynamic Documents with R and Knitr. 2nd ed. Boca Raton, Florida: Chapman; Hall/CRC. http://yihui.name/knitr/.