@article{ELMA_1984__39_141332,
     author = {Tibor Tarnai},
     title = {Note on {Packing} of 19 {Equal} {Circles} on a {Sphere.}},
     journal = {Elemente der Mathematik},
     pages = {25--27},
     publisher = {mathdoc},
     volume = {39},
     year = {1984},
     zbl = {0551.05036},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1984__39_141332/}
}