@article{GAMA_1968_1968_1_a7,
     author = {Gelabert\'o Rissech, Joaqu{\'\i}n},
     title = {Estructuras algebraicas en el material {Cuisenaire.}},
     journal = {Gaceta matem\'atica},
     pages = {137-141},
     publisher = {mathdoc},
     volume = {20},
     number = {5-6},
     year = {1968},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GAMA_1968_1968_1_a7/}
}