@article{MOMA_1972__76_177617,
     author = {H. Hadwiger},
     title = {Gitterperiodische {Punktmengen} und {Isoperimetrie.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {410--418},
     publisher = {mathdoc},
     volume = {76},
     year = {1972},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1972__76_177617/}
}