@article{DCG_1993__9_2_131230,
     author = {Fejes L. T\'oth},
     title = {Flight in a {Packing} of {Disks.}},
     journal = {Discrete & computational geometry},
     pages = {1--10},
     publisher = {mathdoc},
     volume = {9},
     number = {2},
     year = {1993},
     zbl = {0767.52006},
     url = {http://geodesic.mathdoc.fr/item/DCG_1993__9_2_131230/}
}