@article{GAMA_1968_1968_1_a13,
     author = {P\'erez De Vargas Luque, Alberto},
     title = {Definici\'on de pol{\'\i}gono plano a partir de un sistema de axiomas. {Orden} de conexi\'on de un pol{\'\i}gono plano.},
     journal = {Gaceta matem\'atica},
     pages = {209-214},
     publisher = {mathdoc},
     volume = {20},
     number = {7-8},
     year = {1968},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GAMA_1968_1968_1_a13/}
}