Barrera Curin, Raquel Isabel. “A Mathematical Work Space for the Explanation of the Geometrical Meanings of Multiplication of Real and Complex Numbers: Semiotic Mediation and Students’ Chosen Paths”. Revista Latinoamericana de Investigación en Matemática Educativa, vol. 17, no. 4(II), Dec. 2014, pp. 227-48, https://doi.org/10.12802/relime.13.17411.