Díaz-Ramírez, J., F. Alvarez-Alvarez, and X. . Badilla-Torrico. “Fine-Grained Geometric Shapes: A Deep Classification Task”. IEEE Latin America Transactions, vol. 20, no. 7, June 2022, pp. 1051-7, https://latamt.ieeer9.org/index.php/transactions/article/view/6052.