Al-Qadir Al chalabi, F. A. y Khazaal Al-saadi, R. R. (2019) «The Effect Of Using Pirie And Kieran’s Model To Acquire Concepts At The First Year Intermediate Female Students In Mathematics», Opción, 350, pp. 175-193. Disponible en: https://produccioncientifica.luz.edu.ve/index.php/opcion/article/view/30806 (Accedido: 30julio2025).