Espinoza González, J., Lupiáñez Gómez, J. L., & Segovia Alex, I. (2017). The posing of arithmetic problems by mathematically talented students. Universidad de Almería.
Lua i Stíl Chicago (17ú heag.)Espinoza González, Johan, José Luis Lupiáñez Gómez, agus Isidoro Segovia Alex. The Posing of Arithmetic Problems by Mathematically Talented Students. Universidad de Almería, 2017.
Lua MLA (8ú heag.)Espinoza González, Johan, et al. The Posing of Arithmetic Problems by Mathematically Talented Students. Universidad de Almería, 2017.
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