@article{MET_1970__16_175448,
     author = {H. Giger},
     title = {Grundgleichungen der {Stereologie} {I}},
     journal = {Metrika},
     pages = {43--57},
     year = {1970},
     volume = {16},
     zbl = {0222.60006},
     url = {http://geodesic.mathdoc.fr/item/MET_1970__16_175448/}
}