@article{DCG_1986__1_130998,
     author = {Fejes L. T\'oth},
     title = {Densest {Packing} of {Translates} of the {Union} of {Two} {Circles.}},
     journal = {Discrete & computational geometry},
     pages = {307--314},
     publisher = {mathdoc},
     volume = {1},
     year = {1986},
     zbl = {0606.52004},
     url = {http://geodesic.mathdoc.fr/item/DCG_1986__1_130998/}
}