@article{GAMA_1974_1974_1_a19,
     author = {Sim\'o, Carlos},
     title = {Sobre una conjetura de {A.} {P\'erez} de {Vargas} y {M.} {Quir\'os.}},
     journal = {Gaceta matem\'atica},
     pages = {166-167},
     year = {1974},
     volume = {26},
     number = {5-6},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GAMA_1974_1974_1_a19/}
}