@article{MOMA_1963__67_177221,
     author = {Gustav Lochs},
     title = {Die ersten 968 {Kettenbruchnenner} von ... .},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {311--316},
     publisher = {mathdoc},
     volume = {67},
     year = {1963},
     zbl = {0145.05002},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1963__67_177221/}
}