@article{Gamondi_Cassoli_2003, title={El rey y los castillos}, volume={18}, url={https://revistas.unc.edu.ar/index.php/REM/article/view/10842}, DOI={10.33044/revem.10842}, number={3}, journal={Revista de Educación Matemática}, author={Gamondi, Rubén Mario and Cassoli, Darío}, year={2003}, month={nov.} }