Zarco García AM, Lloréns Payá A. Teaching of second-degree equations in a competence framework: Enfoque didáctico y estudio exploratorio. revHUMAN [Internet]. 2022 Dec. 20 [cited 2024 Jul. 18];14(6):1-15. Available from: http://journals.eagora.org/revHUMAN/article/view/4186