Article Elías Fuentes Guillén; Davide Crippa (2021)
The 1804 examination for the chair of Elementary Mathematics at the University of Prague. Historia Mathematica (pp. 24-54). (/isis/citation/CBB710675257/) unapi

Article Jacques Bair; Piotr Błaszczyk; Elías Fuentes Guillén; et al. (2020)
Continuity Between Cauchy and Bolzano: Issues of Antecedents and Priority. British Journal for the History of Mathematics (pp. 207-224). (/isis/citation/CBB925230600/) unapi

Article Elías Fuentes Guillén; Carmen Martínez Adame (2020)
The Notion of Variable Quantities ω in Bolzano's Early Works. Historia Mathematica (pp. 25-49). (/isis/citation/CBB432034974/) unapi