@article{STO_1985_1985_1_a0,
     author = {Polonijo, Mirko},
     title = {Sobre simetr{\'\i}as y espacios paralelogramo.},
     journal = {Stochastica},
     pages = {47-55},
     publisher = {mathdoc},
     volume = {9},
     number = {1},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/STO_1985_1985_1_a0/}
}