@article{NUMA_1963__5_131569,
     author = {G. H\"AMMERLIN},
     title = {\"Uber ableitungsfreie {Schranken} f\"ur {Quadraturfehler.}},
     journal = {Numerische Mathematik},
     pages = {226--233},
     publisher = {mathdoc},
     volume = {5},
     year = {1963},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1963__5_131569/}
}