Puzzle Matemático.
@article{1864, title = {Puzzle Matem\'atico}, journal = {CUBO, A Mathematical Journal}, year = {1986}, language = {en}, url = {http://dml.mathdoc.fr/item/1864} }
Rodríguez, Mónica; Ruiz-Tagle P., Patricio. Puzzle Matemático. CUBO, A Mathematical Journal, (1986), . http://gdmltest.u-ga.fr/item/1864/