References

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———. 1993b. “The Subconstituent Algebra of an Association Scheme. III.” J. Algebraic Combin. 2 (2): 177–210.
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Xie, Yihui. 2015. Dynamic Documents with R and Knitr. 2nd ed. Boca Raton, Florida: Chapman; Hall/CRC. https://duhi23.github.io/Analisis-de-datos/Yihue.pdf.
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