@article{CLTM_1989_1989_1_a7,
     author = {Cieslak, Waldemar and Gozdz, Stanislaw},
     title = {Sobre rosetas y rosetas antipodales.},
     journal = {Collectanea mathematica},
     pages = {87-92},
     publisher = {mathdoc},
     volume = {40},
     number = {1},
     year = {1989},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1989_1989_1_a7/}
}