@article{AFM_1994_19_2_a9,
     author = {Pertti Mattila and Joan Orobitg},
     title = {On some properties of {Hausdorff} content related to instability},
     journal = {Annales Fennici Mathematici},
     pages = {393--398},
     publisher = {mathdoc},
     volume = {19},
     number = {2},
     year = {1994},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/AFM_1994_19_2_a9/}
}