@article{MS2_1973__32_166294,
     author = {Jorgen Hoffmann-Jorgensen},
     title = {Coverings of {Metric} {Spaces} with {Randomly} {Placed} {Balls.}},
     journal = {Mathematica Scandinavica},
     pages = {169--186},
     publisher = {mathdoc},
     volume = {32},
     year = {1973},
     zbl = {0285.60006},
     url = {http://geodesic.mathdoc.fr/item/MS2_1973__32_166294/}
}